Questions tagged [life-support]

Questions about life support systems in use on spacecraft, space stations, extraterrestrial colonies, or simulated extraterrestrial environments, about their function, design, effectiveness, historical references, or any other considerations regarding their use in space exploration.

8 questions with no upvoted or accepted answers
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How long could the ISS function if removed from Earth orbit?

Suppose the ISS were instantaneously moved to the opposite side of the Sun from Earth - how long would it continue to function? Are there any systems aboard that depend on passing behind the planet ...
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348 views

Did the Soviet TMK crew have any chance of survival with the knowledge and technology of its era?

In response to the United States announcement of manned moon landing plans, the Soviet Union announced the TMK program. This program would have sent manned missions to Venus and Mars. The original ...
4
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85 views

ISS Life Support Consumable use rate

At what rate does the International Space Station, (ISS), consume life support resources and other consumables? I'm attempting to calculate long term life supoprt requirements for a system based on ...
4
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122 views

What was the coverage of the Yuegong-1 (Lunar Palace-1) experiment in terms of life-support?

The Yuegong-1 (Lunar Palace-1) experiment in China aimed at evaluating bio-regenerative life-support systems, and crew psychology. Some reports explain: Liu Hong said the test marks the longest ...
4
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68 views

What is the mass of the Cabin Air Rack of the Quest Joint Airlock?

And where should I have looked for this information? The mass of the avionics rack would also be nice.
3
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52 views

Algae Bioreactor for O2 and CO2 (and food?) - Any data on required size and power requirements?

I believe that the requirements for a single persons $\require{mhchem}\ce{O2}$/$\ce{CO2}$ balance run somewhere in the region of $8m^2$ of algae, which would seem to be possible in a single $\approx ...
3
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158 views

How many people could the ISS support?

How many people can fit on the ISS? At what person would life support be overwhelmed?
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55 views

Have military rations ever been supplied to crews in space?

Most space food has been specially designed preserved food to meet concerns specific to space flight. Has any space program supplied MREs or other rations from their military for astronauts?