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Results tagged with water
Search options questions only
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user 109
Questions about research and use of water in space environment
5
votes
1
answer
382
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Running salt water on Mars, hype or not?
An article in today's BBC news Evidence of liquid water found on Mars talks about brine (salt) water forming and running on the surface of Mars. It treats this as a new discover. …
- 27.2k
5
votes
1
answer
471
views
Would centrifugal force simulate gravity for fish?
This works great for people, but if you had fish in a body of water, would the fish be subject to simulated gravity? …
- 27.2k
3
votes
1
answer
359
views
Could ice be used to create a habitat or space station?
I think the solution revolves around the strength of water ice in a vacuum, but I may be mistaken. … Assuming 100% pure water ice is used to create a hollow structure could it be pressurized to support human life suitable for a space station or transportation device (spaceship)? …
- 27.2k
16
votes
2
answers
3k
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What was the source of the fluid in Luca Parmitano's suit?
But for me the bigger question is, where did the water or fluid come from? You are in a space suit surrounded by vacuum, there are not a lot of options for sources. …
- 27.2k
3
votes
1
answer
322
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Can you store exposed ice in the Earth's orbit?
This answer, and I believe a few others, mention using water as a radiation shield. I looked around a bit, and did not find a good answer on the logistics of how you would do that. … Unless you place your water in a heated and pressurized container, the water won't remain in liquid state and will freeze solid. …
- 27.2k
33
votes
2
answers
61k
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What thickness/depth of water would be required to provide radiation shielding in Earth orbit?
If using water or ice as a radiation shield how thick/deep would it need to be? Would it make a difference if the water was frozen (water ice being less dense then liquid)? …
- 27.2k
11
votes
4
answers
2k
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Boiling ponds and pools on Mars?
A swimming pool (Olympic size) or fish pond is full of water {25–28 °C (77–82 °F)} and covered by an inflatable dome that keeps Earth atmosphere over the pool. … A event occurs: which cuts off power to heat and circulate the water, and the dome is torn badly or complete removed. What happens to the pool now? …
- 27.2k
4
votes
1
answer
423
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Could a bidet be used effectively in free fall?
Water does not behave in space the same as it does on Earth. Could a bidet be used to clean up without making a mess in the ISS? … Watch Water Become Zero-Grav Jello on the International Space Station - ICTMN.com …
- 27.2k
6
votes
2
answers
474
views
Scuba diving in free fall, do I need to worry about the Bends?
Water forms ponds, lakes, and puddles, in spheres as you would expect water to do in free fall. … On Earth when diving in water the pressure increases by 1 atmosphere about every 10 meters or 33 feet of depth. One of the complications of this is the bends. …
- 27.2k
16
votes
1
answer
6k
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Can you take a bath on Mars?
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If you had that water in a bath tub, I don't think you would sink to the bottom, you would just awkwardly float in the tub. … With the gravity on Mars being much less than Earth, would you float in the bath water? …
- 27.2k
10
votes
2
answers
2k
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What is the science behind the canals of Mars?
A recent BBC news article give a short history on the canals of Mars
In the late 19th Century, the American astronomer Percival Lowell thought he saw canals on the surface of Mars.
He suggested that …
- 27.2k
10
votes
1
answer
8k
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How much oxygen and hydrogen are in the soil of Mars?
Oxygen to breathe and hydrogen to combine with oxygen to make drinking water. … How much soil would need to be processed to extract a gallon of water? …
- 27.2k