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Related Experiment Videos

Regenerative life support systems--why do we need them?

D J Barta1, D L Henninger

  • 1Lyndon B. Johnson Space Center, National Aeronautics and Space Administration, Houston, TX 77058, USA.

Advances in Space Research : the Official Journal of the Committee on Space Research (COSPAR)
|November 1, 1994
PubMed
Summary
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Long-duration space missions require regenerative life support systems to recycle air, water, and waste, making resupply missions impractical. This approach enhances crew self-sufficiency and safety on the Moon and Mars.

Area of Science:

  • Space exploration
  • Life support systems
  • Planetary resource utilization

Background:

  • Human space exploration missions are extending in duration, necessitating advanced life support.
  • Current resupply strategies for consumables are unsustainable for multi-year missions.
  • Utilizing local planetary resources is crucial for long-term space habitation.

Purpose of the Study:

  • To compare the feasibility of resupply versus regeneration for life support consumables.
  • To explore scenarios for implementing regenerative life support systems on the Moon and Mars.
  • To highlight the benefits of self-sufficiency for crews in remote space environments.

Main Methods:

  • Comparative analysis of resupply logistics versus in-situ resource utilization and regeneration.
Keywords:
NASA Center JSCNASA Discipline Life Support Systems

Related Experiment Videos

  • Discussion of technological requirements for regenerative life support systems.
  • Scenario planning for lunar and Martian base development.

    • Main Results:

    • Regenerative life support systems become essential as mission durations exceed one to two years.
    • Resupply of large volumes of food, water, and atmospheric gases is unrealistic for extended missions.
    • Reduced dependency on Earth resupply enhances crew safety and mission autonomy.

    Conclusions:

    • Regenerative life support systems are critical for enabling long-term human presence in space.
    • Developing and implementing these systems on the Moon and Mars is a key objective for future exploration.
    • Self-sufficiency through resource regeneration is paramount for deep space missions.