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 (LUMEN-HAB)

April 16, 2026 updated by: Truway Health, Inc.
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.

Study Overview

Status

Not yet recruiting

Conditions

Intervention / Treatment

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 Type

Observational

Enrollment (Estimated)

30

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

  • United States
    • New York
      • New York, New York, United States, 10016
        • Truway Health, Inc. New York Headquarters
        • Contact:
        • Principal Investigator:
          • Gavin C Solomon, President and CEO

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

Yes

Sampling Method

Non-Probability Sample

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.

Description

Inclusion Criteria:

  • 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

Exclusion Criteria:

  • 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

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

Cohorts and Interventions

Group / Cohort
Intervention / Treatment
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.
Other: Habitat Systems Evaluation
Operational assessment of habitat modules, environmental stability, ECLSS resilience, redundancy models, and failure-mode responses across lunar, transit, and Mars-analog environments.
Other: Water-Ice Resource Utilization Assessment
Evaluation of water-ice identification, extraction, thermal stability, processing, and conversion into potable water, oxygen, hydrogen, and in-situ propellant.
Other: EVA and Mobility Operations
Testing of EVA logistics, mobility constraints, dust mitigation strategies, and operational workflows in lunar and Mars-analog environments.
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.
Other: Habitat Systems Evaluation
Operational assessment of habitat modules, environmental stability, ECLSS resilience, redundancy models, and failure-mode responses across lunar, transit, and Mars-analog environments.
Other: Water-Ice Resource Utilization Assessment
Evaluation of water-ice identification, extraction, thermal stability, processing, and conversion into potable water, oxygen, hydrogen, and in-situ propellant.
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.
Other: Habitat Systems Evaluation
Operational assessment of habitat modules, environmental stability, ECLSS resilience, redundancy models, and failure-mode responses across lunar, transit, and Mars-analog environments.
Other: Water-Ice Resource Utilization Assessment
Evaluation of water-ice identification, extraction, thermal stability, processing, and conversion into potable water, oxygen, hydrogen, and in-situ propellant.
Other: EVA and Mobility Operations
Testing of EVA logistics, mobility constraints, dust mitigation strategies, and operational workflows in lunar and Mars-analog environments.

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
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.
36 months
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.
36 months
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.
36 months

Secondary Outcome Measures

Outcome Measure
Measure Description
Time Frame
EVA Task Completion Time
Time Frame: 36 months
Measured in minutes using standardized EVA Task Battery (ETB). Lower values indicate better performance.
36 months
EVA Mobility Constraint Score
Time Frame: 36 months
Assessed using the EVA Mobility Scale (0-10). Higher scores indicate greater mobility.
36 months
Dust Intrusion Index
Time Frame: 36 months
Measured using the Dust Intrusion Quantification Protocol (DIQP; 0-100). Lower scores indicate better dust mitigation.
36 months
Life-Support Continuity Score (LSCS)
Time Frame: 36 months
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.
36 months
Behavioral Health Stability Index (BHSI)
Time Frame: 36 months
BHSI (0-100) assessed using the Long-Duration Behavioral Stability Scale (LDBSS). Higher scores indicate greater psychological and operational stability.
36 months
Power System Uptime Percentage
Time Frame: 36 months
Measured using the Power System Monitoring Suite (PSMS). Higher values indicate better uptime.
36 months
Redundancy Activation Success Rate
Time Frame: 36 months
Measured as % of successful automatic or manual redundancy activations.
36 months
Power Recovery Time
Time Frame: 36 months
Measured in minutes from disruption to full restoration.
36 months
Particulate Intrusion Reduction Score
Time Frame: 36 months
Measured using the Particulate Intrusion Scale (0-100). Higher scores indicate better reduction.
36 months
Abrasion Resistance Index
Time Frame: 36 months
Measured using the Surface Abrasion Test Protocol (SATP; 0-10). Higher scores indicate better resistance.
36 months
Operational Degradation Rate
Time Frame: 36 months
Measured as % decline in system performance over time. Lower values indicate better performance.
36 months
Transit-to-Surface Operational Continuity Score (TSOCS)
Time Frame: 36 months
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.
36 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Truway Health, Inc.

Investigators

  • Principal Investigator: Gavin C Solomon, President/CEO, Truway Health, Inc.

Publications and helpful links

The person responsible for entering information about the study voluntarily provides these publications. These may be about anything related to the study.

General Publications

Helpful Links

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

May 1, 2026

Primary Completion (Estimated)

April 30, 2029

Study Completion (Estimated)

April 30, 2029

Study Registration Dates

First Submitted

April 11, 2026

First Submitted That Met QC Criteria

April 16, 2026

First Posted (Actual)

April 22, 2026

Study Record Updates

Last Update Posted (Actual)

April 22, 2026

Last Update Submitted That Met QC Criteria

April 16, 2026

Last Verified

April 1, 2026

More Information

Terms related to this study

Keywords

Additional Relevant MeSH Terms

Other Study ID Numbers

  • THI-LUNAR-GATEWAY-MARS-HAB-001

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

IPD Plan Description

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.

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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