Structures, habitats & shielding

Packet identity

Packet ID

systems:structures-shielding

Packet SHA-256 identity

21f7b3a82d4c79678727d15f4c9f4e7ae8f04d9c7769e52efeb56b9f082a961f

Corpus SHA-256 identity

8fa944604ca189f5a9216ca59f640ad2ca20972ad512f2f4970764716782e18d

Release ID

public-alpha-2026-07-26-research-visuals-r14

Source commit

3eb036fce3d711336c8c605625895e8a2e799ab0

Frozen corpus date

2026-07-25

Primary records

31

Reference sources

42

Questions and exclusions

Required questions

1. Required question 1 (exact ID: question-1)
   Does each evidence basis, readiness level, confidence level, rationale, and locator match the frozen sources?
2. Required question 2 (exact ID: question-2)
   Are dependencies, failure modes, precursors, unknowns, Earthside benefits, and the stop gate technically and ethically bounded?
3. Required question 3 (exact ID: question-3)
   Which conclusion should be approved, revised, contested, rejected, or recused from at its current fingerprint?

Explicit exclusions

• A system packet is not a complete spacecraft design, feasibility proof, safety case, or launch authorization.
• Context sources do not become direct support unless the record says so with an exact locator and relation.

Requested controlled scopes: information-science, radiation-health-physics, structures-safety, systems-engineering

Frozen-evidence decision window: 365 days from the packet freeze. Not applicable to this packet family.

Complete primary record set

Every record below has one primary packet owner. Decisions must bind to the exact record and packet fingerprints; a changed lesson body, evidence grade, citation, locator, source snapshot, requirement, policy, release, or commit expires the old packet.

1. system · structures-shielding

   Structures, habitats & shielding

   Record fingerprint

   377e5369b1f61601fca44935fdb803709c872e204f5b97ee6bf36ddac3c4942d

   Minimum approvals

   1

   Required scope groups

   bounded-competence: radiation-health-physics, structures-safety

   High-consequence domains

   None under the named two-person rule

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   Slug

   structures-shielding

   Name

   Structures, habitats & shielding

   Short Name

   Habitat

   Index

   4

   Thesis

   A worldship would combine a pressure vessel, rotating machine, city, hospital, school, farm, factory, and refuge; this bounded standards survey did not identify one standard covering that combination.

   Current State

   1. Crewed pressure modules, expandable structures, MMOD shields, and human-factors standards are operational in Earth orbit.
   2. Rotating-habitat gravity follows well-understood physics, but lifetime comfort and developmental biology have not been validated.
   3. Spaceflight standards focus on small groups of healthy professional adults rather than a diverse civil population.

   Unknowns

   1. Safe gravity level, rotation rate, gradient, and exposure for pregnancy, childhood, aging, and disability are unknown.
   2. Large crew-bearing rotating pressure interfaces integrated with habitation utilities, changing mass distributions, civil evacuation, and locally sustained century-scale maintenance remain unvalidated.
   3. Passive GCR shielding is mass-intensive; active shielding is experimental and adds new failure hazards.

   Earth Benefits

   1. Accessible, reconfigurable, quiet, low-toxicity interiors improve hospitals, shelters, submarines, and polar stations.
   2. Multifunctional panels can combine structure, thermal transport, sensing, radiation moderation, and repairability.

   Dependencies

   1. power-thermal
   2. health-medicine
   3. human-factors

   Gate

   Require full-scale human-in-the-loop mockups, diverse-body accessibility review, fire/refuge tests, and long-duration rotating-environment evidence.

   Sources

   1. Title

      NASA-STD-3001 Volume 2

      URL

      https://standards.nasa.gov/standard/NASA/NASA-STD-3001_VOL_2↗ (opens external site in a new tab)

      Kind

      Primary or institutional source

   2. Title

      NASA Human Integration Design Handbook

      URL

      https://www.nasa.gov/organizations/ochmo/human-integration-design-handbook/↗ (opens external site in a new tab)

      Kind

      Primary or institutional source

   3. Title

      NASA Human Rating Guidance

      URL

      https://www.nasa.gov/human-rating-guidance/↗ (opens external site in a new tab)

      Kind

      Primary or institutional source

   Failure Modes

   1. Fatigue, creep, seal aging, debris impact, or undetected corrosion propagates through a pressure boundary.
   2. Rotation hardware or mass imbalance creates vibration, bearing, control, and evacuation hazards.

   Precursors

   1. Long-duration pressure-vessel and material-exposure programs on stations, the Moon, and uncrewed orbital platforms.
   2. Human-rated rotating-habitat demonstrations that validate balance, access, repair, and safe spin transitions.

2. claim · claim-04-01

   A worldship would combine a pressure vessel, rotating machine, city, hospital, school, farm, factory, and refuge; this bounded standards survey did not identify one standard covering that combination.

   Record fingerprint

   9a7847157b8292a05f097d423f7ec83cec730c4e9be5d8f54bd3dd1490d570a0

   Minimum approvals

   2

   Required scope groups

   domain-method: clinical-health, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   fire, medical, spacecraft-safety, structural-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-01

   System Slug

   structures-shielding

   Kind

   thesis

   Statement Ref

   Field

   thesis

   Statement

   A worldship would combine a pressure vessel, rotating machine, city, hospital, school, farm, factory, and refuge; this bounded standards survey did not identify one standard covering that combination.

   Statement Fingerprint

   360c1b10bdb199977d8ece4bb8c865b78226648cc988f66aa4c33c201b8a4192

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   observed

   Readiness

   Major scale up (exact value: major-scale-up)

   Confidence

   supported

   Rationale

   The bounded standards survey found NASA and ECSS documents that separately govern human factors, pressure and fracture control, materials, fire, atmosphere, operations, and pressurized hardware. Their documented scopes, exclusions, and interfaces do not establish one qualified standard for a rotating, self-maintaining civil settlement that also functions as housing, healthcare, education, agriculture, industry, and refuge. This is a dated search conclusion, not proof of universal absence.

   Citations

   1. Source ID

      src-cu-nasa-std-3001-v2

      Locator

      Scope and Sections 6–8 on environmental health, habitability, human-system interfaces, translation, emergency operations, and maintenance.

      Relation

      Direct normative authority (exact value: direct-normative-authority)

   2. Source ID

      src-hp-nasa-std-5019

      Locator

      Document scope and Sections 6–7 on fracture-control classification, pressure systems, habitable volumes, and rotating hardware.

      Relation

      Scope boundary (exact value: scope-boundary)

   3. Source ID

      src-hp-nasa-std-6001

      Locator

      Document scope and Sections 4–7 on configuration-sensitive material flammability, offgassing, compatibility, wiring, smoke, and heat-release evaluation.

      Relation

      Scope boundary (exact value: scope-boundary)

   4. Source ID

      src-hp-ecss-pressurized-hardware-2025

      Locator

      Current standard scope, pressurized-hardware classes, structural verification requirements, exclusions, and incomplete interface coverage.

      Relation

      Direct observation (exact value: direct-observation)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. The publisher's planned habitat-assurance venture could benefit commercially from emphasizing the absence of an integrated civil-habitat standard; no source, sponsor, customer, or indexed-organization relationship is known.

   What Would Change

   An independently maintained standard that explicitly integrates rotating pressure structures, diverse civil habitability, healthcare, agriculture, industry, refuge, inspection, repair, and multidecade lifecycle assurance would narrow or supersede this claim; a collection of separately applicable crew standards would not.

   High Consequence

   1. structural-safety
   2. fire
   3. medical
   4. spacecraft-safety

3. claim · claim-04-02

   Crewed pressure modules, expandable structures, MMOD shields, and human-factors standards are operational in Earth orbit.

   Record fingerprint

   fe2024a7a6332445b4c9fa13bd23ed46cf625cdca708727f199bb88d66b5a4f4

   Minimum approvals

   2

   Required scope groups

   domain-method: radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   spacecraft-safety, structural-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-02

   System Slug

   structures-shielding

   Kind

   current state

   Statement Ref

   Field

   currentState

   Index

   0

   Statement

   Crewed pressure modules, expandable structures, MMOD shields, and human-factors standards are operational in Earth orbit.

   Statement Fingerprint

   b3f79be1f46d1dbe48f0179a1ffd135d19fff8ec288412e6a776f322e41a2e7a

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   demonstrated

   Readiness

   operational

   Confidence

   strong

   Rationale

   NASA records demonstrate operational pressure modules, an expandable human-rated volume on the ISS, and tested MMOD protection methods. NASA-STD-3001 Volume 2 supplies current human-system requirements rather than demonstration evidence. Operational applies only inside the qualified low-Earth-orbit environments, missions, configurations, and support systems.

   Citations

   1. Source ID

      src-hp-nasa-beam-techport

      Locator

      Project objectives and results for deployment, pressure retention, structural performance, radiation sensing, inspection, and ISS operation.

      Relation

      Direct demonstration (exact value: direct-demonstration)

   2. Source ID

      src-hp-nasa-mmod-handbook

      Locator

      Chapters 2–9 on MMOD environments, risk, shield configurations, ballistic limits, tests, sensors, and operations.

      Relation

      Direct demonstration (exact value: direct-demonstration)

   3. Source ID

      src-cu-nasa-std-3001-v2

      Locator

      Active Revision E scope and Sections 6–8 defining requirements for current human-rated systems.

      Relation

      Direct normative authority (exact value: direct-normative-authority)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. The planned venture may benefit from treating proven spacecraft subsystems as inputs to a larger assurance product; this assessment therefore limits 'operational' to each source's qualified regime and claims no NASA relationship.

   What Would Change

   Evidence that any named capability is not operational in its stated current regime would lower confidence. Full-scale operation of the combined capabilities in a long-duration rotating settlement would raise the integrated readiness beyond this bounded assessment.

   High Consequence

   1. structural-safety
   2. spacecraft-safety

4. claim · claim-04-03

   Rotating-habitat gravity follows well-understood physics, but lifetime comfort and developmental biology have not been validated.

   Record fingerprint

   e51a5ea8db7f81ecc1155d7627f16662ef6277e202fd8cbc7b60af8b843c4f5b

   Minimum approvals

   2

   Required scope groups

   domain-method: clinical-health, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   medical, spacecraft-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-03

   System Slug

   structures-shielding

   Kind

   current state

   Statement Ref

   Field

   currentState

   Index

   1

   Statement

   Rotating-habitat gravity follows well-understood physics, but lifetime comfort and developmental biology have not been validated.

   Statement Fingerprint

   83e0d39aecefed5284e07c3344d0044d41954c89e2623cfd1e4233b740c98f28

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   demonstrated

   Readiness

   Early research (exact value: early-research)

   Confidence

   strong

   Rationale

   Rotational kinematics and short-duration human responses have established theory and experimental evidence. NASA's evidence review nevertheless identifies unresolved prescription, tolerance, and physiological questions, while no cited study covers continuous lifetime exposure, gestation, development, or a multigenerational population.

   Citations

   1. Source ID

      src-hp-nasa-physics-artificial-gravity

      Locator

      Sections on rotational acceleration, radius, rate, gravity gradient, Coriolis effects, and artificial-gravity vehicle concepts.

      Relation

      Direct demonstration (exact value: direct-demonstration)

   2. Source ID

      src-hp-nasa-ag-evidence-report

      Locator

      Evidence review of artificial-gravity exposure, countermeasure hypotheses, rotation tolerance, study limitations, and research gaps.

      Relation

      Direct demonstration (exact value: direct-demonstration)

   3. Source ID

      src-cu-nasa-std-3001-v2

      Locator

      Applicability to current spacefaring crews and human-rated systems rather than continuous lifetime rotating habitation.

      Relation

      Scope boundary (exact value: scope-boundary)

   4. Source ID

      src-hc-matsumura-iss-male-mice-2019

      Locator

      Adult male mouse artificial-1g and microgravity comparison aboard ISS; bounded adult-animal evidence rather than a rotating human habitat or lifetime developmental study.

      Relation

      Scope boundary (exact value: scope-boundary)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. The publisher may benefit from describing artificial-gravity evidence gaps as testbed opportunities; the assessment therefore separates established mechanics from unvalidated lifetime biology.

   What Would Change

   Continuous, independently reproduced rotating-habitat evidence across years and multiple life stages—including conception, development, aging, disability, cross-axis motion, and transitions—would raise biological readiness; adverse developmental or chronic outcomes would narrow acceptable regimes or reject continuous rotation.

   High Consequence

   1. medical
   2. spacecraft-safety

5. claim · claim-04-04

   Spaceflight standards focus on small groups of healthy professional adults rather than a diverse civil population.

   Record fingerprint

   1eb3d3aff2f3a29fa77b83be896f36ae499c78dc368c28230a8fb93e6010ac30

   Minimum approvals

   2

   Required scope groups

   domain-method: clinical-health, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   disability, medical, spacecraft-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-04

   System Slug

   structures-shielding

   Kind

   current state

   Statement Ref

   Field

   currentState

   Index

   2

   Statement

   Spaceflight standards focus on small groups of healthy professional adults rather than a diverse civil population.

   Statement Fingerprint

   612355e4c92e509eb8b9d42a14fd2cd04b6ac65410b166ed5cf0b5d0d78de0d6

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   observed

   Readiness

   operational

   Confidence

   strong

   Rationale

   NASA's active human-system standard protects spacefaring crews in human-spaceflight programs, and current analog programs recruit bounded adult crews for finite Earth-based missions. Those scopes do not represent infants, lifelong residents, ordinary civil disability and aging, or a self-governing population.

   Citations

   1. Source ID

      src-cu-nasa-std-3001-v2

      Locator

      Document scope, crew-health purpose, and requirements for defined human-rated systems and spacefaring crews.

      Relation

      Direct observation (exact value: direct-observation)

   2. Source ID

      src-pa-nasa-chapea

      Locator

      Adult applicant and crew criteria, finite Earth-based mission duration, simulated stressors, and research goals.

      Relation

      Direct observation (exact value: direct-observation)

   3. Source ID

      src-po-nasa-hidh

      Locator

      Handbook scope, human-system integration process, anthropometry, task design, workload, and habitability guidance.

      Relation

      Scope boundary (exact value: scope-boundary)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. GShips' stated civil-population and disability-inclusive framing may favor broader requirements than current astronaut programs; no affiliation with NASA or an analog program is implied.

   What Would Change

   A current operational standard and evidence base explicitly covering an unselected civil population across birth, disability, illness, aging, family life, and permanent residence would narrow this distinction; adding a small number of demographic categories to astronaut selection would not.

   High Consequence

   1. medical
   2. disability
   3. spacecraft-safety

6. claim · claim-04-05

   No reviewed evidence establishes a safe gravity level, rotation rate, gradient, and exposure regime spanning pregnancy, childhood, aging, and disability.

   Record fingerprint

   18ee78209e4602b1ccc715ee1c4472eb0a06bae70abb80a6b2cf90d481856ecf

   Minimum approvals

   2

   Required scope groups

   domain-method: clinical-health, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   disability, medical, spacecraft-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-05

   System Slug

   structures-shielding

   Kind

   unknown

   Statement Ref

   Field

   unknowns

   Index

   0

   Statement

   No reviewed evidence establishes a safe gravity level, rotation rate, gradient, and exposure regime spanning pregnancy, childhood, aging, and disability.

   Statement Fingerprint

   ddd3d9f7d63189d3198b6729a25a522031049d4c20dfa957dbc82bbc444416a1

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   unknown

   Readiness

   Breakthrough dependent (exact value: breakthrough-dependent)

   Confidence

   supported

   Rationale

   Available sources describe artificial-gravity mechanics, short-duration exposure, countermeasure concepts, and incomplete human evidence. They do not establish a safe combination of gravity level, rotation rate, gradient, duration, transition schedule, and activity for pregnancy, childhood, aging, or diverse disabilities.

   Citations

   1. Source ID

      src-hp-nasa-ag-evidence-report

      Locator

      Human evidence review, physiological countermeasure rationale, exposure uncertainties, tolerance, and recommended research.

      Relation

      Direct observation (exact value: direct-observation)

   2. Source ID

      src-hp-nasa-physics-artificial-gravity

      Locator

      Gravity level, radius, rotation rate, gradient, Coriolis acceleration, motion, and architecture trade equations.

      Relation

      Direct observation (exact value: direct-observation)

   3. Source ID

      src-cu-nasa-std-3001-v2

      Locator

      Current human-system applicability and absence of a continuous artificial-gravity prescription for a civil lifetime.

      Relation

      Scope boundary (exact value: scope-boundary)

   4. Source ID

      src-hc-matsumura-iss-male-mice-2019

      Locator

      Adult male mouse centrifuge experiment comparing artificial 1g with microgravity; no pregnancy, childhood, aging, disability, or human rotation evidence.

      Relation

      Scope boundary (exact value: scope-boundary)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. The planned venture could benefit from an expansive artificial-gravity research agenda; the claim is therefore limited to the absence of an established safe civil-lifetime prescription, not an assertion that no safe regime can exist.

   What Would Change

   Ethically obtained, independently reproduced longitudinal evidence could establish bounded safe regimes by life stage, body, task, radius, rate, gradient, and transition. Evidence of reproductive, developmental, neurological, cardiovascular, mobility, or chronic harm would narrow or eliminate candidate regimes.

   High Consequence

   1. medical
   2. disability
   3. spacecraft-safety

7. claim · claim-04-06

   Large crew-bearing rotating pressure interfaces integrated with habitation utilities, changing mass distributions, civil evacuation, and locally sustained century-scale maintenance remain unvalidated.

   Record fingerprint

   6eb4c9fb07ae317ceac7243bce21ebb69520a029ed64a473b67d60f94ccc6bb9

   Minimum approvals

   2

   Required scope groups

   domain-method: dual-use-risk, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   dual-use, fire, spacecraft-safety, structural-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-06

   System Slug

   structures-shielding

   Kind

   unknown

   Statement Ref

   Field

   unknowns

   Index

   1

   Statement

   Large crew-bearing rotating pressure interfaces integrated with habitation utilities, changing mass distributions, civil evacuation, and locally sustained century-scale maintenance remain unvalidated.

   Statement Fingerprint

   9159b55043c3991fcc4724cdc4162fed55f4b920768f5482a0788464e3cab7bb

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   unknown

   Readiness

   Early research (exact value: early-research)

   Confidence

   strong

   Rationale

   Large unpressurized spacecraft rotary mechanisms have operated, failed, been diagnosed, and been repaired in orbit. Current standards and experiments also address fracture control, materials and fire, bounded crew egress, and rotating-system mechanics. No cited source demonstrates a large crew-bearing rotating pressure interface integrated with habitation utilities, changing mass distributions, civil evacuation, and locally sustained maintenance over a century.

   Citations

   1. Source ID

      src-hp-nasa-std-5019

      Locator

      Sections 6–7 on fracture-critical hardware, pressure systems, habitable volumes, rotating hardware, inspection, and lifecycle controls.

      Relation

      Scope boundary (exact value: scope-boundary)

   2. Source ID

      src-hp-nasa-fire-safety

      Locator

      ISS combustion facilities and Saffire evidence on gravity, airflow, confinement, pressure, flame behavior, and suppression.

      Relation

      Scope boundary (exact value: scope-boundary)

   3. Source ID

      src-hp-nasa-physics-artificial-gravity

      Locator

      Rotating configuration, load, interface, Coriolis, and habitat-concept discussion.

      Relation

      Direct observation (exact value: direct-observation)

   4. Source ID

      src-hp-nasa-sarj-2011

      Locator

      Operational rotary-joint history, bearing and race damage, causal investigation, diagnosis, recovery, and the boundary to an unpressurized mechanism.

      Relation

      Direct observation (exact value: direct-observation)

   5. Source ID

      src-mp-nasa-se-handbook

      Locator

      Lifecycle interfaces, verification, validation, risk, configuration control, and failure-informed technical assessment.

      Relation

      Direct method (exact value: direct-method)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. Autonomous Habitat Assurance is premised on unresolved interface, maintenance, and recovery risks, creating a commercial incentive to emphasize them; no relationship with the cited agencies or programs is claimed.

   What Would Change

   A representative rotating habitat that safely completed mass-redistribution events, moving-interface faults, full-scale fires, accessible evacuation, isolation, inspection, repair, and long-duration maintenance with independent replication would raise readiness. A common-cause failure across rotation, pressure, power, or refuge would lower it.

   High Consequence

   1. structural-safety
   2. fire
   3. spacecraft-safety
   4. dual-use

8. claim · claim-04-07

   Passive GCR shielding is mass-intensive; active shielding is experimental and adds new failure hazards.

   Record fingerprint

   0bf5c83aa1dfb8f2a2b00dcd88f0fd6c43d8f9ab7e6b19d7319cb1db9b98a86c

   Minimum approvals

   2

   Required scope groups

   domain-method: clinical-health, dual-use-risk, nuclear-safety, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   dual-use, medical, nuclear, radiation, spacecraft-safety

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-07

   System Slug

   structures-shielding

   Kind

   unknown

   Statement Ref

   Field

   unknowns

   Index

   2

   Statement

   Passive GCR shielding is mass-intensive; active shielding is experimental and adds new failure hazards.

   Statement Fingerprint

   fb3f30a64c5a93fc645855ba0d8ea3ef37790d86c693f06209e7ddf706ff1bf9

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   modeled

   Readiness

   Early research (exact value: early-research)

   Confidence

   supported

   Rationale

   Radiation-transport programs support the mass and geometry dependence of passive shielding and identify low-atomic-number options. Active fields remain research concepts whose magnets, cryogenics, stored energy, high voltage, plasma interactions, power, structure, and maintenance add hazards not removed by the shielding benefit.

   Citations

   1. Source ID

      src-hp-nasa-langley-radiation

      Locator

      Primary and secondary radiation environments, transport analysis, low-Z and hydrogen-rich materials, geometry, and systems approach.

      Relation

      Direct model (exact value: direct-model)

   2. Source ID

      src-hp-nasa-radiation-element

      Locator

      Radiation sources, human-health risks, uncertainty, experimental facilities, and shielding or countermeasure research.

      Relation

      Direct observation (exact value: direct-observation)

   3. Source ID

      src-mp-nasa-std-3001-v1

      Locator

      Section 4.8 and applicability of current human-spaceflight radiation health requirements.

      Relation

      Scope boundary (exact value: scope-boundary)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. The publisher could benefit from highlighting radiation-assurance and active-field safety research needs; the record does not endorse a shielding technology, reactor architecture, military use, or source organization.

   What Would Change

   Representative mixed-field experiments and independently reproduced transport models could establish lower-mass passive designs. An active system that demonstrates net dose reduction, field safety, quench and arc containment, power-loss behavior, structural margins, maintainability, and no unacceptable secondary exposure could raise readiness; newly observed chronic harm would lower it.

   High Consequence

   1. medical
   2. radiation
   3. nuclear
   4. spacecraft-safety
   5. dual-use

9. claim · claim-04-08

   Accessible, reconfigurable, quiet, low-toxicity interiors improve hospitals, shelters, submarines, and polar stations.

   Record fingerprint

   4815a250730d5a27b0e356975ed9c153839b497bd616656267d9cbc8b84a5011

   Minimum approvals

   2

   Required scope groups

   domain-method: clinical-health, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

   High-consequence domains

   disability, medical

   Review state

   pending

   Published human decisions

   0

   Inspect the complete frozen review surface

   ID

   claim-04-08

   System Slug

   structures-shielding

   Kind

   earth benefit

   Statement Ref

   Field

   earthBenefits

   Index

   0

   Statement

   Accessible, reconfigurable, quiet, low-toxicity interiors improve hospitals, shelters, submarines, and polar stations.

   Statement Fingerprint

   59fef8f323f7714517284ff29deda74920eb95fe9cdc945e68cc3b3957d7a613

   Assessment

   Status

   Editorial assessed (exact value: editorial-assessed)

   Basis

   proposed

   Readiness

   Major scale up (exact value: major-scale-up)

   Confidence

   tentative

   Rationale

   Current human-system, accessibility, and rights sources support accessible routes, controllable environments, privacy, acoustic management, low-toxicity material evaluation, and participation as design objectives. The broader claim of measured improvement across hospitals, shelters, submarines, and polar stations is a plausible transfer hypothesis, not established by the cited spacecraft evidence alone.

   Citations

   1. Source ID

      src-cu-nasa-std-3001-v2

      Locator

      Sections 6.3 materials, 6.6 acoustics, 7.9 privacy, 8.3 translation and assisted egress, 8.7 lighting, and human-in-the-loop requirements.

      Relation

      Direct normative authority (exact value: direct-normative-authority)

   2. Source ID

      src-hp-nasa-habitability-functions

      Locator

      Sections 7.1–7.11 on sleep, hygiene, food, exercise, recreation, behavioral health, privacy, housekeeping, and waste management.

      Relation

      Direct normative authority (exact value: direct-normative-authority)

   3. Source ID

      src-hp-usab-ada

      Locator

      Chapters 2–7 on routes, doors, clear space, reach, operable parts, communication, sanitation, and dwelling units.

      Relation

      Direct normative authority (exact value: direct-normative-authority)

   4. Source ID

      src-hp-un-crpd

      Locator

      Articles 5, 9, 19, 21, 23–25, 29, and 30 on equality, accessibility, independent living, privacy and family, health, participation, and culture.

      Relation

      Direct normative authority (exact value: direct-normative-authority)

   Context Source IDs

   1. core-04-1
   2. core-04-2
   3. core-04-3

   Editorial Provenance

   Status

   Substantive editorial review (exact value: substantive-editorial-review)

   Reviewers

   1. GShips Project editorial synthesis

   Conflicts

   1. GShips' Earth-first thesis benefits from finding near-term terrestrial value in habitat work; the cross-sector outcome claim is therefore graded tentative pending direct comparative evidence.

   What Would Change

   Independent evaluations in hospitals, shelters, submarines, polar stations, or comparable constrained facilities showing improved access, sleep, error rates, exposure, recovery, and resident control would raise confidence. Null results, new toxicity or fire burdens, or systematic exclusion of disabled users would narrow or contest the claim.

   High Consequence

   1. medical
   2. disability

10. claim · claim-04-09

    Multifunctional panels can combine structure, thermal transport, sensing, radiation moderation, and repairability.

    Record fingerprint

    8e9016d2db835ab21f2613b8b4fbc1cdbaa12bf634e496d59a7badc8cfb6bde1

    Minimum approvals

    2

    Required scope groups

    domain-method: dual-use-risk, nuclear-safety, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

    High-consequence domains

    dual-use, nuclear, radiation, spacecraft-safety, structural-safety

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    claim-04-09

    System Slug

    structures-shielding

    Kind

    earth benefit

    Statement Ref

    Field

    earthBenefits

    Index

    1

    Statement

    Multifunctional panels can combine structure, thermal transport, sensing, radiation moderation, and repairability.

    Statement Fingerprint

    c5d6fece4ac229f6eeedc9c40d7259b0cbda471d1b7d20ee27eadcfed3a4a1dd

    Assessment

    Status

    Editorial assessed (exact value: editorial-assessed)

    Basis

    proposed

    Readiness

    Early research (exact value: early-research)

    Confidence

    supported

    Rationale

    Current structures, thermal-control, MMOD, radiation, and sensing practices establish the underlying functions. Combining them in one panel is technically plausible and sometimes partly demonstrated, but the integration can create common-cause failures, blocked inspection, difficult repair, and incompatible material requirements.

    Citations

    1. Source ID

       src-hp-nasa-mmod-handbook

       Locator

       Shield configurations, spacing, rear walls, intermediate layers, sensors, inspection, repair, and ballistic-limit evidence.

       Relation

       Direct method (exact value: direct-method)

    2. Source ID

       src-hp-nasa-langley-radiation

       Locator

       Material composition, geometry, transport, secondary products, and systems-level shielding analysis.

       Relation

       Direct method (exact value: direct-method)

    3. Source ID

       src-mp-nasa-thermal

       Locator

       Current passive and active spacecraft heat transport, control, interfaces, and radiator technologies.

       Relation

       Direct method (exact value: direct-method)

    4. Source ID

       src-hp-nasa-std-5019

       Locator

       Fracture-critical classification, flaw control, inspection access, damage tolerance, pressure systems, and repair lifecycle.

       Relation

       limitation

    Context Source IDs

    1. core-04-1
    2. core-04-2
    3. core-04-3

    Editorial Provenance

    Status

    Substantive editorial review (exact value: substantive-editorial-review)

    Reviewers

    1. GShips Project editorial synthesis

    Conflicts

    1. The proposed Autonomous Habitat Assurance product could benefit from demand for multifunctional-panel evidence graphs and digital-twin verification; no vendor, material, or panel architecture is endorsed.

    What Would Change

    Full-scale aged panels must retain load, pressure, thermal, sensing, shielding, fire, inspection, and repair functions through puncture, leak, contamination, cycling, and component replacement. Common-cause loss, uninspectable damage, harmful secondaries, or irreproducible repair would favor separated functions.

    High Consequence

    1. structural-safety
    2. radiation
    3. spacecraft-safety
    4. nuclear
    5. dual-use

11. claim · claim-04-10

    Require full-scale human-in-the-loop mockups, diverse-body accessibility review, fire/refuge tests, and long-duration rotating-environment evidence.

    Record fingerprint

    4edba8ae29a860d16c7c61050948a4975f385bfa503e53ff77812c7a1165ee48

    Minimum approvals

    2

    Required scope groups

    domain-method: clinical-health, radiation-health-physics, structures-safety; rights-public-interest: affected-public-rights

    High-consequence domains

    disability, fire, life-support, medical, radiation, spacecraft-safety

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    claim-04-10

    System Slug

    structures-shielding

    Kind

    decision gate

    Statement Ref

    Field

    gate

    Statement

    Require full-scale human-in-the-loop mockups, diverse-body accessibility review, fire/refuge tests, and long-duration rotating-environment evidence.

    Statement Fingerprint

    4d19d68a9caebc50986521661f382159511df7d1a6c5fc13d946620ed6f0be27

    Assessment

    Status

    Editorial assessed (exact value: editorial-assessed)

    Basis

    normative

    Readiness

    Early research (exact value: early-research)

    Confidence

    supported

    Rationale

    Current human-system, artificial-gravity, fire-safety, accessibility, and rights evidence supports representative human-in-the-loop testing before exposing a diverse civil population to an irreversible habitat. No cited program validates the complete gate at full scale, across disabilities and life stages, in a rotating long-duration environment.

    Citations

    1. Source ID

       src-cu-nasa-std-3001-v2

       Locator

       Sections 6–8 on environmental health, habitability, human-system interfaces, accommodations, maintenance, emergency operations, assisted egress, and human-in-the-loop evaluation.

       Relation

       Direct normative authority (exact value: direct-normative-authority)

    2. Source ID

       src-po-nasa-hidh

       Locator

       Human-system integration process and sections on anthropometry, task analysis, workload, habitability, interfaces, maintainability, emergency operations, and representative users.

       Relation

       Direct method (exact value: direct-method)

    3. Source ID

       src-hp-nasa-fire-safety

       Locator

       ISS combustion and Saffire research on gravity, airflow, pressure, confinement, smoke, flame spread, detection, suppression, and experiment boundaries.

       Relation

       Direct demonstration (exact value: direct-demonstration)

    4. Source ID

       src-hp-nasa-ag-evidence-report

       Locator

       Evidence review of artificial-gravity exposure, physiological countermeasure rationale, rotation tolerance, study limitations, knowledge gaps, and research recommendations.

       Relation

       Scope boundary (exact value: scope-boundary)

    5. Source ID

       src-po-un-crpd

       Locator

       Articles 3–5, 9, 11, 19–21, 25–27, and 29–30 on equality, accessibility, risk, independent living, privacy, health, work, participation, and culture.

       Relation

       Direct normative authority (exact value: direct-normative-authority)

    Context Source IDs

    1. core-04-1
    2. core-04-2
    3. core-04-3

    Editorial Provenance

    Status

    Substantive editorial review (exact value: substantive-editorial-review)

    Reviewers

    1. GShips Project editorial synthesis

    Conflicts

    1. Publisher intends to explore a commercial venture based on some GShips work and could benefit from habitat-assurance products; no resident body, disability organization, test operator, NASA, customer, sponsor, or partner relationship currently exists.

    What Would Change

    A disabled-led, independently reviewed acceptance framework with stronger predictive validity, or full-scale demonstrations covering diverse bodies, refuge and fire faults, rotating exposure, maintenance, evacuation, and long-duration outcomes, could revise this gate.

    High Consequence

    1. spacecraft-safety
    2. medical
    3. disability
    4. fire
    5. radiation
    6. life-support

12. claim-source · src-cu-nasa-std-3001-v2

    NASA Space Flight Human-System Standard Volume 2: Human Factors, Habitability, and Environmental Health↗ (opens external site in a new tab)

    Record fingerprint

    a89cf33d6910d1fa7ea76ea80056e3d8183e34cd4fdac88150984787a399ee97

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-cu-nasa-std-3001-v2

    Title

    NASA Space Flight Human-System Standard Volume 2: Human Factors, Habitability, and Environmental Health

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2025

    URL

    https://standards.nasa.gov/standard/NASA/NASA-STD-3001_VOL_2↗ (opens external site in a new tab)

    Kind

    Active human spaceflight standard (exact value: active-human-spaceflight-standard)

    Checked At

    2026-07-26

    Version

    E

    Document Date

    2025-05-01

    Status

    ACTIVE

    Review Due

    2028-09-15

    Scope Note

    NASA-STD-3001 Volume 2 Revision E provides current requirements for human factors, habitability, environmental health, crew interfaces, accommodations, and human-system integration for human-rated systems and spacefaring crews. It is a requirements standard, not evidence that a diverse civil population or any particular habitat has met those requirements.

13. claim-source · src-hc-matsumura-iss-male-mice-2019

    Male Mice, Caged in the International Space Station for 35 Days, Sire Healthy Offspring↗ (opens external site in a new tab)

    Record fingerprint

    a4078e7ee8a637f236cb68f7701b1a420ac38cd7ab69ab70acaf42e2e8631ed6

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hc-matsumura-iss-male-mice-2019

    Title

    Male Mice, Caged in the International Space Station for 35 Days, Sire Healthy Offspring

    Authors

    1. Takafumi Matsumura
    2. Masaki Noda
    3. Yusuke Muratani
    4. Satoru Iwase
    5. Satoshi Shiba
    6. Teruhiko Wakayama

    Publisher

    Scientific Reports

    Year

    2019

    URL

    https://doi.org/10.1038/s41598-019-50128-w↗ (opens external site in a new tab)

    Kind

    Peer reviewed primary spaceflight experiment (exact value: peer-reviewed-primary-spaceflight-experiment)

    Checked At

    2026-07-26

    Scope Note

    A small 35-day ISS study compared adult male mice in microgravity and centrifuge-generated artificial 1 g with ground controls. Tissues and sperm were assessed after return, and fertilization, embryo transfer, gestation, and birth occurred on Earth; it does not validate female reproduction, development in flight, partial gravity, lifetime exposure, or human safety.

14. claim-source · src-hp-ecss-pressurized-hardware-2025

    ECSS-E-ST-32-02C Rev.2 — Structural design and verification of pressurized hardware↗ (opens external site in a new tab)

    Record fingerprint

    8c211c79ae2f7d2844dc5b9f5fa600ad468dad1eeb59e7074a1663c9394e46bf

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-ecss-pressurized-hardware-2025

    Title

    ECSS-E-ST-32-02C Rev.2 — Structural design and verification of pressurized hardware

    Authors

    1. European Cooperation for Space Standardization

    Publisher

    ECSS

    Year

    2025

    URL

    https://ecss.nl/standard/ecss-e-st-32-02c-rev-2-structural-design-and-verification-of-pressurized-hardware-15-november-2008/↗ (opens external site in a new tab)

    Kind

    Space engineering standard (exact value: space-engineering-standard)

    Checked At

    2026-07-26

    Scope Note

    Current pressurized-hardware design and verification scope, including vessels, structures, lines, pumps, valves, heat pipes, cryostats, batteries, and space-station applications, with explicit exclusions and incomplete coverage at seals, inflatables, composites, interfaces, and other functional domains. It is not an integrated civil-habitat standard.

15. claim-source · src-hp-nasa-ag-evidence-report

    Human Research Program Human Health Countermeasures Element: Evidence Report — Artificial Gravity↗ (opens external site in a new tab)

    Record fingerprint

    94f35cdfd86787ffe1a8c9822a1f3080153c2f0a4b9c6a5135b1587242d45ae8

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-ag-evidence-report

    Title

    Human Research Program Human Health Countermeasures Element: Evidence Report — Artificial Gravity

    Authors

    1. Gilles Clément

    Publisher

    NASA Johnson Space Center

    Year

    2015

    URL

    https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20150009486.pdf↗ (opens external site in a new tab)

    Kind

    Government evidence report (exact value: government-evidence-report)

    Checked At

    2026-07-25

    Scope Note

    Human artificial-gravity evidence, short-radius centrifugation, rotation tolerance, physiological countermeasure hypotheses, and explicit research limitations.

16. claim-source · src-hp-nasa-beam-techport

    Bigelow Expandable Activity Module Project↗ (opens external site in a new tab)

    Record fingerprint

    f4bc945949e6ba43cd0be24f37a3e2c6407de15d8102724157c8ada5257a6e81

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-beam-techport

    Title

    Bigelow Expandable Activity Module Project

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA TechPort

    Year

    2025

    URL

    https://techport.nasa.gov/projects/11692↗ (opens external site in a new tab)

    Kind

    Official project record (exact value: official-project-record)

    Checked At

    2026-07-25

    Scope Note

    Objectives and results for deployment, pressure retention, structural performance, radiation sensing, inspection, and operation of an expandable human-rated volume in low Earth orbit.

17. claim-source · src-hp-nasa-fire-safety

    Studying Combustion and Fire Safety↗ (opens external site in a new tab)

    Record fingerprint

    124d32010f60a3b7fbbb53812ec8e414b156aabe71ba223c3246febdf85c243f

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-fire-safety

    Title

    Studying Combustion and Fire Safety

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2023

    URL

    https://www.nasa.gov/missions/station/iss-research/studying-combustion-and-fire-safety/↗ (opens external site in a new tab)

    Kind

    Official research program synthesis (exact value: official-research-program-synthesis)

    Checked At

    2026-07-25

    Scope Note

    ISS combustion facilities and Saffire evidence on microgravity flame behavior, materials, confinement, pressure, smoke, and suppression in bounded experimental regimes.

18. claim-source · src-hp-nasa-habitability-functions

    Habitability Functions — Volume 2↗ (opens external site in a new tab)

    Record fingerprint

    d051c530b81cd24b9062cf7a5c8cb70ffb5156390e88d9f8511e59e0c72a3286

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-habitability-functions

    Title

    Habitability Functions — Volume 2

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2026

    URL

    https://www.nasa.gov/reference/7-0-habit-ability-functions-vol-2/↗ (opens external site in a new tab)

    Kind

    Official human systems guidance (exact value: official-human-systems-guidance)

    Checked At

    2026-07-25

    Scope Note

    Current crew habitability functions for sleep, hygiene, food, exercise, recreation, behavioral health, privacy, housekeeping, and waste management.

19. claim-source · src-hp-nasa-langley-radiation

    Radiation Analysis and Shielding Design↗ (opens external site in a new tab)

    Record fingerprint

    63200d29114281b5b8acb78796142287500fdf26748bc60edf3cfce33e023e86

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-langley-radiation

    Title

    Radiation Analysis and Shielding Design

    Authors

    1. NASA Langley Research Center

    Publisher

    NASA

    Year

    2026

    URL

    https://ddtrb.larc.nasa.gov/radiation/↗ (opens external site in a new tab)

    Kind

    Institutional analysis capability (exact value: institutional-analysis-capability)

    Checked At

    2026-07-25

    Scope Note

    Primary and secondary radiation environments, transport analysis, low-atomic-number and hydrogen-rich materials, geometry-specific assessment, and systems-level shielding design.

20. claim-source · src-hp-nasa-mmod-handbook

    Handbook for Designing MMOD Protection↗ (opens external site in a new tab)

    Record fingerprint

    50bc5e2a268447ebf7392ed9dad47be61b4bb59cd81c1f6849d44bb51d8a25f1

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-mmod-handbook

    Title

    Handbook for Designing MMOD Protection

    Authors

    1. Jim Arnold
    2. Eric L. Christiansen
    3. Alan Davis
    4. James Hyde
    5. Dana Lear

    Publisher

    NASA Johnson Space Center

    Year

    2009

    URL

    https://ntrs.nasa.gov/citations/20090010053↗ (opens external site in a new tab)

    Kind

    Government design and test handbook (exact value: government-design-and-test-handbook)

    Checked At

    2026-07-25

    Scope Note

    Micrometeoroid and orbital-debris environments, risk, shield configurations, ballistic-limit equations, tests, operations, and applicability boundaries.

21. claim-source · src-hp-nasa-physics-artificial-gravity

    Physics of Artificial Gravity↗ (opens external site in a new tab)

    Record fingerprint

    e48f455bd331f5622d1c9dcde5af2decc1b514b4f1b0fea2ec8f317a094ab56f

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-physics-artificial-gravity

    Title

    Physics of Artificial Gravity

    Authors

    1. Angie Bukley
    2. William Paloski
    3. Gilles Clément

    Publisher

    NASA Technical Reports Server

    Year

    2007

    URL

    https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/20070001008.pdf↗ (opens external site in a new tab)

    Kind

    Government technical book chapter (exact value: government-technical-book-chapter)

    Checked At

    2026-07-25

    Scope Note

    Artificial-gravity equations, rotating-system geometries, gravity gradients, Coriolis effects, engineering concepts, and acknowledged evidence gaps.

22. claim-source · src-hp-nasa-radiation-element

    About the Space Radiation Element↗ (opens external site in a new tab)

    Record fingerprint

    135c06acba90f4c0af91ddb5fca93e5334edbbbf2a1307f936dfc276dbccfa0e

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-radiation-element

    Title

    About the Space Radiation Element

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2026

    URL

    https://www.nasa.gov/reference/about-the-space-radiation-element/↗ (opens external site in a new tab)

    Kind

    Active research program record (exact value: active-research-program-record)

    Checked At

    2026-07-25

    Scope Note

    Current space-radiation sources, human-health concerns, experimental facilities, risk-model uncertainty, countermeasure research, and program boundaries.

23. claim-source · src-hp-nasa-sarj-2011

    International Space Station Solar Alpha Rotary Joint Anomaly Investigation↗ (opens external site in a new tab)

    Record fingerprint

    074adf6101b615d8906a661b2b499577a7ac4ad53da85a9588d86944023fc055

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-sarj-2011

    Title

    International Space Station Solar Alpha Rotary Joint Anomaly Investigation

    Authors

    1. NASA Engineering and Safety Center

    Publisher

    NASA Technical Reports Server

    Year

    2011

    URL

    https://ntrs.nasa.gov/citations/20110015384↗ (opens external site in a new tab)

    Kind

    Government anomaly investigation (exact value: government-anomaly-investigation)

    Checked At

    2026-07-26

    Scope Note

    Operational history, bearing and race damage, design, lubrication, manufacturing, diagnosis, forensic analysis, and on-orbit recovery for a large unpressurized spacecraft rotary mechanism. It does not demonstrate a crew-bearing rotating pressure interface.

24. claim-source · src-hp-nasa-std-5019

    Fracture Control Requirements for Spaceflight Hardware↗ (opens external site in a new tab)

    Record fingerprint

    a9904822c03e78f180ee41d6f4c94735f54c0183b550aa1c12713dde40c208fd

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-std-5019

    Title

    Fracture Control Requirements for Spaceflight Hardware

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2016

    URL

    https://standards.nasa.gov/standard/NASA/NASA-STD-5019↗ (opens external site in a new tab)

    Kind

    Active spaceflight structural standard (exact value: active-spaceflight-structural-standard)

    Checked At

    2026-07-26

    Version

    A with Change 4

    Base Document Date

    2016-02-01

    Change Date

    2024-07-12

    Status

    ACTIVE

    Freshness Note

    The standards page marks the record ACTIVE. Its current download filename says revalidated 2025-09-05, while the page metadata still lists 2020-08-14 as the revalidation date and a 2025-08-14 next-review date; GShips does not resolve that metadata conflict.

    Scope Note

    NASA-STD-5019A with Change 4 provides fracture-control requirements for current human-rated spaceflight hardware, including flaw classification, damage tolerance, inspection, proof, pressure systems, habitable volumes, and rotating hardware. It does not demonstrate fire safety, evacuation, mass redistribution, radiation performance, or century-scale maintenance.

25. claim-source · src-hp-nasa-std-6001

    Flammability, Offgassing, and Compatibility Requirements and Test Procedures↗ (opens external site in a new tab)

    Record fingerprint

    9fef5c9a8d4cc09d41a022f031e014cadd5ccbde0a9cf203916499ac1268247f

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-nasa-std-6001

    Title

    Flammability, Offgassing, and Compatibility Requirements and Test Procedures

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2011

    URL

    https://standards.nasa.gov/standard/NASA/NASA-STD-6001↗ (opens external site in a new tab)

    Kind

    Active spaceflight materials standard (exact value: active-spaceflight-materials-standard)

    Checked At

    2026-07-26

    Version

    B with Change 3

    Base Document Date

    2011-08-26

    Change Date

    2025-06-09

    Status

    ACTIVE

    Freshness Note

    NASA marks the standard ACTIVE even though the page's next-review field predates Change 3; GShips does not infer obsolescence from that metadata inconsistency.

    Scope Note

    NASA-STD-6001B with Change 3 provides configuration-sensitive requirements and test methods for flammability, offgassing, compatibility, smoke, heat release, and wiring evaluation for spaceflight materials and associated support equipment. It is one scoped requirements domain, not exhaustive evidence that no integrated civil-habitat standard exists.

26. claim-source · src-hp-un-crpd

    Convention on the Rights of Persons with Disabilities↗ (opens external site in a new tab)

    Record fingerprint

    2cf91500e59abec3a26c814bdd2eec9741794d1f93c783faea5d14ae751484ba

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-un-crpd

    Title

    Convention on the Rights of Persons with Disabilities

    Authors

    1. United Nations

    Publisher

    United Nations Treaty Collection

    Year

    2006

    URL

    https://treaties.un.org/doc/publication/ctc/ch_iv_15.pdf↗ (opens external site in a new tab)

    Kind

    Certified international treaty text (exact value: certified-international-treaty-text)

    Checked At

    2026-07-25

    Scope Note

    Certified treaty text on equality, accessibility, independent living, privacy and family, health, participation, and culture; its legal applicability to a future off-Earth polity is not asserted.

27. claim-source · src-hp-usab-ada

    ADA Accessibility Standards↗ (opens external site in a new tab)

    Record fingerprint

    bb5e4fa2bd2f9e7997c5fb32271fb9383e9b5b61b60dd693880d37cf848f0a6f

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-hp-usab-ada

    Title

    ADA Accessibility Standards

    Authors

    1. United States Access Board

    Publisher

    United States Access Board

    Year

    2010

    URL

    https://www.access-board.gov/ada/↗ (opens external site in a new tab)

    Kind

    Official terrestrial accessibility standard (exact value: official-terrestrial-accessibility-standard)

    Checked At

    2026-07-25

    Scope Note

    Terrestrial requirements for accessible routes, doors, clear spaces, reach, controls, communication features, sanitation, alarms, and dwelling units; altered-gravity transfer requires validation.

28. claim-source · src-mp-nasa-std-3001-v1

    NASA Space Flight Human-System Standard Volume 1: Crew Health↗ (opens external site in a new tab)

    Record fingerprint

    dd6e8b36be5ab0b99e0ec0eb1d1d52d00e2f2b2af169a22747b1036454842b8d

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-mp-nasa-std-3001-v1

    Title

    NASA Space Flight Human-System Standard Volume 1: Crew Health

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2023

    URL

    https://standards.nasa.gov/standard/NASA/NASA-STD-3001_VOL_1↗ (opens external site in a new tab)

    Kind

    Active human spaceflight standard (exact value: active-human-spaceflight-standard)

    Checked At

    2026-07-26

    Version

    C

    Document Date

    2023-09-15

    Status

    ACTIVE

    Review Due

    2028-09-15

    Scope Note

    NASA-STD-3001 Volume 1 Revision C provides current NASA crew-health requirements, including spaceflight radiation, for human-rated systems and spacefaring crews. It is not a lifetime, pediatric, reproductive, civil-population, or multigenerational health standard.

29. claim-source · src-pa-nasa-chapea

    About CHAPEA↗ (opens external site in a new tab)

    Record fingerprint

    6cd53784e44d0b1aa513a944a0cea3c6ec9be3c0cea643aa29258f41114bab1b

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-pa-nasa-chapea

    Title

    About CHAPEA

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2026

    URL

    https://www.nasa.gov/humans-in-space/chapea/about-chapea/↗ (opens external site in a new tab)

    Kind

    Active analog program record (exact value: active-analog-program-record)

    Checked At

    2026-07-25

    Scope Note

    Habitat, schedule, stressors, research goals, and stated limits of NASA's Mars surface simulation.

30. claim-source · src-po-nasa-hidh

    Human Integration Design Handbook↗ (opens external site in a new tab)

    Record fingerprint

    27126bb23e74265b0bffdf1bdccbfe500b4f5e9db79e9814f869e8948c24adc6

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-po-nasa-hidh

    Title

    Human Integration Design Handbook

    Authors

    1. National Aeronautics and Space Administration

    Publisher

    NASA

    Year

    2014

    URL

    https://www.nasa.gov/wp-content/uploads/2023/03/human-integration-design-handbook-revision-1.pdf↗ (opens external site in a new tab)

    Kind

    Institutional human systems handbook (exact value: institutional-human-systems-handbook)

    Checked At

    2026-07-25

    Scope Note

    Human-system integration, habitability, accessibility-adjacent design, workload, interfaces, task design, and human-performance guidance.

31. claim-source · src-po-un-crpd

    Convention on the Rights of Persons with Disabilities↗ (opens external site in a new tab)

    Record fingerprint

    950c11dd1f7fcf399f65feddd7b3964ab056ceb84dd5e658259c468aaad992c7

    Minimum approvals

    1

    Required scope groups

    bounded-competence: information-science

    High-consequence domains

    None under the named two-person rule

    Review state

    pending

    Published human decisions

    0

    Inspect the complete frozen review surface

    ID

    src-po-un-crpd

    Title

    Convention on the Rights of Persons with Disabilities

    Authors

    1. United Nations General Assembly

    Publisher

    United Nations

    Year

    2006

    URL

    https://www.un.org/esa/socdev/enable/rights/convtexte.htm↗ (opens external site in a new tab)

    Kind

    International human rights treaty (exact value: international-human-rights-treaty)

    Checked At

    2026-07-25

    Scope Note

    Treaty text on dignity, autonomy, accessibility, legal capacity, inclusion, health, education, culture, and political participation.

Frozen source snapshots

Source inclusion does not determine the disposition. Reviewers must inspect the cited locator and relation, note inaccessible material, and identify stronger or conflicting evidence.

Offline packet and worksheet

Downloads contain no reviewer contact details. Downloading does not create an account or store a review response in the GShips application. Ordinary provider request or analytics logs may record the download request. Work locally: the public site has no review account, upload endpoint, or decision-submission API.

Do not paste a completed decision, identity documents, private contact data, confidential conflict evidence, medical information, controlled material, or exploit details into a public form. Until a separately authorized private handoff exists, retain the completed worksheet locally.

Packet schema · JSON · Decision-bundle schema · JSON

Validate offline

Use Node.js 22.13.0 or later. Keep the packet, worksheet, completed decision, and all six kit files together in a local directory.

1. Download the six kit files below. Complete a copy of the JSON template offline and preserve its templateFingerprint.
2. Finalize a separate output file.

   node finalize-review-decision.mjs \
     --input DRAFT.json \
     --output COMPLETED.json

   This marks the copy complete and calculates an unkeyed canonical bundle fingerprint. A fingerprint detects changes; it is not a reviewer signature.

3. Validate the packet and completed copy.

   node check-review-decisions.mjs \
     --packet PACKET.json \
     --decision COMPLETED.json

   Add another --decision for each independent reviewer.

4. Interpret the result narrowly. A zero exit proves structural consistency only. Neither command appoints or qualifies a reviewer, establishes independence, accepts a decision, or authorizes publication.

• Bundle finalizer
• Validator command
• Decision policy module
• Fingerprint and packet-integrity module
• Review-domain policy module
• Canonical synthesis and interactive review specs