Extraterrestrial Habitation SystemsLUMEN-HABNCT07546461
A Multiphase Operational and Environmental Assessment of Lunar Surface Habitation, Lunar Gateway Transit Systems, and Acceleration Pathways for Sustained Human Habitation of the Martian Surface
An observational study of Extraterrestrial Habitation Systems and Lunar Surface Habitation, run by Truway Health, Inc. at 1 site in United States.
Trial summary
This study evaluates the operational, environmental, and habitation-system requirements for sustained human presence on the lunar surface, the performance of the Lunar Gateway as a transit and staging architecture, and the pathways required to accelerate readiness for Martian surface habitation. Read more about this study
- Who is it for?
- Ages 18 to 65 yearsHealthy volunteers can take part
- Conditions the study is for
- Extraterrestrial Habitation Systems, Lunar Surface Habitation, Lunar Water-Ice Resource Assessment
- What is being tested?
- Habitat Systems Evaluation, Water-Ice Resource Utilization Assessment and EVA and Mobility Operations
- How many people
- 30 participants
- Where
- 1 siteUnited States
- Study dates
- 26 Jun 2026to 30 Apr 2029
- Phase
- Observational
- Are there results?
- Not yet: the study is under way
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 to 65 years
- All sexes
- Healthy volunteers accepted
- Adult, Older adult
Study population: Participants include adult analog crew members, habitat systems engineers, environmental control specialists, and mission operations personnel engaged in lunar surface, Lunar Gateway, and Mars-analog habitation assessments.
Who may be able to join
- Adults aged 18-65
- Able to participate in isolated, confined, or controlled operational environments
- Prior experience in engineering, environmental systems, analog missions, or mission operations
- Ability to perform EVA-analog tasks and operational workflows
- Willingness to participate in multi-phase lunar, transit, and Mars-analog simulations
Who cannot join
- Medical or physical limitations that prevent participation in isolated or operational environments
- Conditions that limit safe participation in EVA-analog tasks
- Inability to comply with operational protocols or safety requirements
- Participation in conflicting operational studies
Trial locations and contacts
1 site in 1 country. Contact the study team or a site near you to ask about taking part.
United States1 site
Truway Health, Inc. New York Headquarters
New York, New York, 10016
About this study
This study evaluates the operational, environmental, and habitation-system requirements for sustained human presence on the lunar surface, the performance of the Lunar Gateway as a transit and staging architecture, and the pathways required to accelerate readiness for Martian surface habitation. The protocol examines habitat resilience, radiation exposure modeling, life-support continuity, EVA logistics, behavioral health in isolated environments, and systems-engineering workflows across lunar, transit, and Mars-analog environments. Special emphasis is placed on the identification, extraction, processing, and utilization of lunar water-ice deposits as a critical resource for life-support, radiation shielding, and in-situ propellant production. Findings will inform future mission design, habitation module development, and interplanetary operational frameworks.
Read the detailed description
This multiphase observational and operational protocol investigates the habitation lifecycle across three mission environments: (1) lunar surface habitation systems, (2) Lunar Gateway transit architecture, and (3) Martian surface analog habitats. The study integrates engineering, environmental, behavioral, and operational assessments to characterize requirements for long-duration human habitation beyond Earth orbit, with a specific focus on the role of water-ice resources in sustaining habitation and enabling interplanetary logistics.
The lunar surface phase evaluates habitat stability, environmental control and life-support system (ECLSS) resilience, radiation shielding performance, EVA logistics, mobility constraints, and dust mitigation strategies. A central component of this phase is the assessment of lunar water-ice availability, extraction feasibility, thermal stability, and processing pathways. Water-ice is evaluated as a source for potable water, oxygen generation, hydrogen production, and in-situ propellant manufacturing. Operational workflows, redundancy models, and failure-mode responses are analyzed to determine the feasibility of sustained lunar habitation supported by local resource utilization.
The Lunar Gateway phase examines transit-architecture performance, including docking operations, crew systems behavior, resource transfer workflows, and the continuity of life-support and environmental systems during transit. The study evaluates how water-ice-derived consumables from the lunar surface could be staged, processed, or transferred through the Gateway to support outbound missions. Behavioral health observations and operational stressors are assessed to understand crew performance in confined transit environments.
The Martian surface analog phase focuses on long-duration isolation, dust intrusion mitigation, power redundancy, habitat resilience, and environmental stability under Mars-analog conditions. This phase evaluates the translational pathways required to accelerate readiness for Martian habitation, including the potential use of Martian subsurface ice deposits for life-support, radiation shielding, and fuel production. Comparisons between lunar and Martian ice-resource utilization inform cross-environment operational strategies.
Across all phases, the protocol collects operational, environmental, and systems-engineering data to inform future mission architectures, habitation module design, and interplanetary habitation strategies. The study does not involve FDA-regulated products, biomedical interventions, or human subjects research as defined by federal regulations. All activities occur within controlled operational and engineering environments.
- Conditions
- Extraterrestrial Habitation Systems, Lunar Surface Habitation, Lunar Water-Ice Resource Assessment, In-Situ Resource Utilization (ISRU), Lunar Gateway Transit Architecture, Martian Surface Habitation Readiness
- Being tested
- Habitat Systems Evaluation, Water-Ice Resource Utilization Assessment, EVA and Mobility Operations
- Keywords
- Lunar Habitation, Lunar Water-Ice Extraction, Water-Ice Thermal Stability, ISRU Propellant Production, Lunar Gateway, Mars Transit Architecture, Martian Surface Habitation, Habitat Systems Engineering, ECLSS Resilience, Radiation Shielding, EVA Logistics, Dust Mitigation, Interplanetary Mission Architecture, Resource-Supported Habitation, In-Situ Oxygen and Hydrogen Production
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Habitat Systems EvaluationOther
Operational assessment of habitat modules, environmental stability, ECLSS resilience, redundancy models, and failure-mode responses across lunar, transit, and Mars-analog environments.
Water-Ice Resource Utilization AssessmentOther
Evaluation of water-ice identification, extraction, thermal stability, processing, and conversion into potable water, oxygen, hydrogen, and in-situ propellant.
EVA and Mobility OperationsOther
Testing of EVA logistics, mobility constraints, dust mitigation strategies, and operational workflows in lunar and Mars-analog environments.
| Study group | Role | What they receive |
|---|---|---|
| Lunar Surface Habitation Cohort | Participants assigned to evaluate lunar surface habitation systems, including habitat stability, ECLSS performance, radiation shielding, EVA logistics, and water-ice extraction workflows. Receives: Other: Habitat Systems Evaluation; Other: Water-Ice Resource Utilization Assessment; Other: EVA and Mobility Operations | |
| Lunar Gateway Transit Cohort | Participants assigned to assess Lunar Gateway transit operations, including docking workflows, resource transfer, life-support continuity, and staging of water-ice-derived consumables. Receives: Other: Habitat Systems Evaluation; Other: Water-Ice Resource Utilization Assessment | |
| Martian Surface Analog Cohort | Participants assigned to operate within Mars-analog habitats to evaluate long-duration isolation, dust mitigation, power redundancy, and utilization pathways for Martian subsurface ice. Receives: Other: Habitat Systems Evaluation; Other: Water-Ice Resource Utilization Assessment; Other: EVA and Mobility Operations |
What is being measured
The primary outcome is the main question the study is designed to answer.
Habitat System Resilience Index (HSRI)
HSRI is a composite scale (0-100) assessing environmental stability, ECLSS uptime (%), redundancy activation success rate (%), and mean time to recovery (hours). Higher scores indicate better habitat resilience.
Measured: 36 months
Water-Ice Utilization Efficiency Ratio
Efficiency ratio (%) measured using the Water-Ice Processing Performance Scale (WIPPS; 0-100%), quantifying the proportion of extracted ice converted into usable water, oxygen, hydrogen, and propellant. Higher values indicate greater efficiency.
Measured: 36 months
Radiation Modeling Accuracy Score
Accuracy score (%) comparing predicted radiation dose (mSv) to measured dose using the Habitat Radiation Monitoring System (HRMS). Higher scores indicate greater predictive accuracy.
Measured: 36 months
Secondary outcomes (12)
EVA Task Completion Time
Measured in minutes using standardized EVA Task Battery (ETB). Lower values indicate better performance.
Measured: 36 months
EVA Mobility Constraint Score
Assessed using the EVA Mobility Scale (0-10). Higher scores indicate greater mobility.
Measured: 36 months
Dust Intrusion Index
Measured using the Dust Intrusion Quantification Protocol (DIQP; 0-100). Lower scores indicate better dust mitigation.
Measured: 36 months
Life-Support Continuity Score (LSCS)
LSCS (0-100%) measures uninterrupted ECLSS uptime and recovery time following system faults using the ECLSS Continuity Monitoring Tool (ECMT). Higher scores indicate better continuity.
Measured: 36 months
Behavioral Health Stability Index (BHSI)
BHSI (0-100) assessed using the Long-Duration Behavioral Stability Scale (LDBSS). Higher scores indicate greater psychological and operational stability.
Measured: 36 months
Power System Uptime Percentage
Measured using the Power System Monitoring Suite (PSMS). Higher values indicate better uptime.
Measured: 36 months
Redundancy Activation Success Rate
Measured as % of successful automatic or manual redundancy activations.
Measured: 36 months
Power Recovery Time
Measured in minutes from disruption to full restoration.
Measured: 36 months
Particulate Intrusion Reduction Score
Measured using the Particulate Intrusion Scale (0-100). Higher scores indicate better reduction.
Measured: 36 months
Abrasion Resistance Index
Measured using the Surface Abrasion Test Protocol (SATP; 0-10). Higher scores indicate better resistance.
Measured: 36 months
Operational Degradation Rate
Measured as % decline in system performance over time. Lower values indicate better performance.
Measured: 36 months
Transit-to-Surface Operational Continuity Score (TSOCS)
TSOCS (0-100) measured using the Operational Continuity Assessment Tool (OCAT), evaluating workflow stability during transitions between Gateway, lunar surface, and Mars-analog environments. Higher scores indicate better continuity.
Measured: 36 months
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted22 Apr 2026
- Study start26 Jun 2026
- Primary completion30 Apr 2029 (estimated)
- Study completion30 Apr 2029 (estimated)
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (1)Papers the sponsor has linked to this study.
- Other trials for Extraterrestrial Habitation SystemsStudies of the same condition, open and under way.
- More trials run by Truway Health, Inc.The sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Prospective
- Enrolment
- 30 participants (estimated)
Sponsor and investigators
- Lead sponsor
- Truway Health, Inc.
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Gavin C Solomon, President/CEO, Principal investigator, Truway Health, Inc.
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT07546461
- Sponsor's protocol ID
- THI-LUNAR-GATEWAY-MARS-HAB-001
- Acronym
- LUMEN-HAB
- Status last verified
- Jun 2026
- First submitted
- 11 Apr 2026
- Last updated
- 30 Jun 2026
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
- Individual data sharing
- No: This study conducts a multiphase operational assessment of habitation systems across lunar surface, Lunar Gateway, and Mars-analog environments. It evaluates habitat resilience, life-support continuity, radiation exposure modeling, EVA logistics, and long-duration behavioral stability. A central focus is the identification, extraction, processing, and utilization of lunar and Martian water-ice resources to support life-support functions, radiation shielding, and in-situ propellant production. Findings will inform future mission architectures and accelerate readiness for sustained human habitation beyond Earth orbit.
Publications
Mkaouer B, Jemni M, Amara S, Chaabene H, Tabka Z. Kinematic and kinetic analysis of two gymnastics acrobatic series to performing the backward stretched somersault. J Hum Kinet. 2013 Jul 5;37:17-26. doi: 10.2478/hukin-2013-0021. eCollection 2013.
PubMed 24146701
Study at a glance
From the registry record, last updated by the sponsor on 30 Jun 2026. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- A Multiphase Operational and Environmental Assessment of Lunar Surface Habitation, Lunar Gateway Transit Systems, and Acceleration Pathways for Sustained Human Habitation of the Martian Surface
- ClinicalTrials.gov ID
- NCT07546461
- Acronym / sponsor ID
- LUMEN-HAB / THI-LUNAR-GATEWAY-MARS-HAB-001
- Conditions
- Extraterrestrial Habitation Systems, Lunar Surface Habitation, Lunar Water-Ice Resource Assessment, In-Situ Resource Utilization (ISRU), Lunar Gateway Transit Architecture, Martian Surface Habitation Readiness
- Keywords
- Lunar Habitation, Lunar Water-Ice Extraction, Water-Ice Thermal Stability, ISRU Propellant Production, Lunar Gateway, Mars Transit Architecture, Martian Surface Habitation, Habitat Systems Engineering
- Study type
- Observational
- Recruitment status
- Enrolling by invitation
- Enrolment
- 30 participants (estimated)
- Lead sponsor
- Truway Health, Inc.Industry (pharma, biotech, devices)
- Study start
- 26 Jun 2026 (actual)
- Primary completion
- 30 Apr 2029 (estimated)
- Study completion
- 30 Apr 2029 (estimated)
- First posted
- 22 Apr 2026 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study evaluates the operational, environmental, and habitation-system requirements for sustained human presence on the lunar surface, the performance of the Lunar Gateway as a transit and staging architecture, and the pathways required to accelerate readiness for Martian surface habitation. The protocol examines habitat resilience, radiation exposure modeling, life-support continuity, EVA logistics, behavioral health in isolated environments, and systems-engineering workflows across lunar, transit, and Mars-analog environments. Special emphasis is placed on the identification, extraction, processing, and utilization of lunar water-ice deposits as a critical resource for life-support, radiation shielding, and in-situ propellant production. Findings will inform future mission design, habitation module development, and interplanetary operational frameworks.
Detailed description
This multiphase observational and operational protocol investigates the habitation lifecycle across three mission environments: (1) lunar surface habitation systems, (2) Lunar Gateway transit architecture, and (3) Martian surface analog habitats. The study integrates engineering, environmental, behavioral, and operational assessments to characterize requirements for long-duration human habitation beyond Earth orbit, with a specific focus on the role of water-ice resources in sustaining habitation and enabling interplanetary logistics.
The lunar surface phase evaluates habitat stability, environmental control and life-support system (ECLSS) resilience, radiation shielding performance, EVA logistics, mobility constraints, and dust mitigation strategies. A central component of this phase is the assessment of lunar water-ice availability, extraction feasibility, thermal stability, and processing pathways. Water-ice is evaluated as a source for potable water, oxygen generation, hydrogen production, and in-situ propellant manufacturing. Operational workflows, redundancy models, and failure-mode responses are analyzed to determine the feasibility of sustained lunar habitation supported by local resource utilization.
The Lunar Gateway phase examines transit-architecture performance, including docking operations, crew systems behavior, resource transfer workflows, and the continuity of life-support and environmental systems during transit. The study evaluates how water-ice-derived consumables from the lunar surface could be staged, processed, or transferred through the Gateway to support outbound missions. Behavioral health observations and operational stressors are assessed to understand crew performance in confined transit environments.
The Martian surface analog phase focuses on long-duration isolation, dust intrusion mitigation, power redundancy, habitat resilience, and environmental stability under Mars-analog conditions. This phase evaluates the translational pathways required to accelerate readiness for Martian habitation, including the potential use of Martian subsurface ice deposits for life-support, radiation shielding, and fuel production. Comparisons between lunar and Martian ice-resource utilization inform cross-environment operational strategies.
Across all phases, the protocol collects operational, environmental, and systems-engineering data to inform future mission architectures, habitation module design, and interplanetary habitation strategies. The study does not involve FDA-regulated products, biomedical interventions, or human subjects research as defined by federal regulations. All activities occur within controlled operational and engineering environments.
Study design
- Observational model
- Cohort
- Time perspective
- Prospective
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| Lunar Surface Habitation Cohort | – | Other: Habitat Systems Evaluation, Other: Water-Ice Resource Utilization Assessment, Other: EVA and Mobility OperationsParticipants assigned to evaluate lunar surface habitation systems, including habitat stability, ECLSS performance, radiation shielding, EVA logistics, and water-ice extraction workflows. |
| Lunar Gateway Transit Cohort | – | Other: Habitat Systems Evaluation, Other: Water-Ice Resource Utilization AssessmentParticipants assigned to assess Lunar Gateway transit operations, including docking workflows, resource transfer, life-support continuity, and staging of water-ice-derived consumables. |
| Martian Surface Analog Cohort | – | Other: Habitat Systems Evaluation, Other: Water-Ice Resource Utilization Assessment, Other: EVA and Mobility OperationsParticipants assigned to operate within Mars-analog habitats to evaluate long-duration isolation, dust mitigation, power redundancy, and utilization pathways for Martian subsurface ice. |
Who may qualify
- Ages
- 18 to 65 years
- Sex
- All
- Healthy volunteers
- Accepted
- Age groups
- Adult, Older adult
- Study population
- Participants include adult analog crew members, habitat systems engineers, environmental control specialists, and mission operations personnel engaged in lunar surface, Lunar Gateway, and Mars-analog habitation assessments.
Key inclusion criteria (5 listed)
- Adults aged 18-65
- Able to participate in isolated, confined, or controlled operational environments
- Prior experience in engineering, environmental systems, analog missions, or mission operations
- Ability to perform EVA-analog tasks and operational workflows
- Willingness to participate in multi-phase lunar, transit, and Mars-analog simulations
Key exclusion criteria (4 listed)
- Medical or physical limitations that prevent participation in isolated or operational environments
- Conditions that limit safe participation in EVA-analog tasks
- Inability to comply with operational protocols or safety requirements
- Participation in conflicting operational studies
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Habitat Systems EvaluationOperational assessment of habitat modules, environmental stability, ECLSS resilience, redundancy models, and failure-mode responses across lunar, transit, and Mars-analog environments. | Other | Lunar Gateway Transit Cohort, Lunar Surface Habitation Cohort, Martian Surface Analog Cohort |
| Water-Ice Resource Utilization AssessmentEvaluation of water-ice identification, extraction, thermal stability, processing, and conversion into potable water, oxygen, hydrogen, and in-situ propellant. | Other | Lunar Gateway Transit Cohort, Lunar Surface Habitation Cohort, Martian Surface Analog Cohort |
| EVA and Mobility OperationsTesting of EVA logistics, mobility constraints, dust mitigation strategies, and operational workflows in lunar and Mars-analog environments. | Other | Lunar Surface Habitation Cohort, Martian Surface Analog Cohort |
Primary outcome
Habitat System Resilience Index (HSRI)
Time frame: 36 months
HSRI is a composite scale (0-100) assessing environmental stability, ECLSS uptime (%), redundancy activation success rate (%), and mean time to recovery (hours). Higher scores indicate better habitat resilience.
Water-Ice Utilization Efficiency Ratio
Time frame: 36 months
Efficiency ratio (%) measured using the Water-Ice Processing Performance Scale (WIPPS; 0-100%), quantifying the proportion of extracted ice converted into usable water, oxygen, hydrogen, and propellant. Higher values indicate greater efficiency.
Radiation Modeling Accuracy Score
Time frame: 36 months
Accuracy score (%) comparing predicted radiation dose (mSv) to measured dose using the Habitat Radiation Monitoring System (HRMS). Higher scores indicate greater predictive accuracy.
12 secondary outcomes
EVA Task Completion Time
Time frame: 36 months
EVA Mobility Constraint Score
Time frame: 36 months
Dust Intrusion Index
Time frame: 36 months
Life-Support Continuity Score (LSCS)
Time frame: 36 months
Behavioral Health Stability Index (BHSI)
Time frame: 36 months
Power System Uptime Percentage
Time frame: 36 months
Redundancy Activation Success Rate
Time frame: 36 months
Power Recovery Time
Time frame: 36 months
Particulate Intrusion Reduction Score
Time frame: 36 months
Abrasion Resistance Index
Time frame: 36 months
Operational Degradation Rate
Time frame: 36 months
Transit-to-Surface Operational Continuity Score (TSOCS)
Time frame: 36 months
Results and safety
This study is still under way. Results are not available in the source record yet.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 30 Jun 2026.
- Background: PubMed 24146701Mkaouer B, Jemni M, Amara S, Chaabene H, Tabka Z. Kinematic and kinetic analysis of two gymnastics acrobatic series to performing the backward stretched somersault. J Hum Kinet. 2013 Jul 5;37:17-26. doi: 10.2478/hukin-2013-0021. eCollection 2013.
- NASA Artemis ProgramLink provided by the sponsor.
- NASA Lunar GatewayLink provided by the sponsor.
- NASA ISRULink provided by the sponsor.
- NASA Mars ExplorationLink provided by the sponsor.
- Individual participant dataSharing planned: No. This study conducts a multiphase operational assessment of habitation systems across lunar surface, Lunar Gateway, and Mars-analog environments. It evaluates habitat resilience, life-support continuity, radiation exposure modeling, EVA logistics, and long-duration behavioral stability. A central focus is the identification, extraction, processing, and utilization of lunar and Martian water-ice resources to support life-support functions, radiation shielding, and in-situ propellant production. Findings will inform future mission architectures and accelerate readiness for sustained human habitation beyond Earth orbit.
Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part.
Gavin C Solomon, President/CEO principal investigator
Truway Health, Inc.
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Extraterrestrial Habitation Systems and Lunar Surface Habitation, run by Truway Health, Inc. at 1 site in United States.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 5 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: enrolling by invitation, as of the sponsor's last update on 30 Jun 2026. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
This study is still under way. Results are not available in the source record yet.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Habitat System Resilience Index (HSRI) (time frame: 36 months). The study lists 3 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT07546461, which also lists 1 linked publication.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 30 Jun 2026.