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Results tagged with spacesuits
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user 49
Questions regarding the spacesuits that astronauts wear whilst in space
13
votes
Accepted
How did they test early spacesuits in a vacuum?
They were tested in vacuum chambers. They actually still do, it's by far simpler than sending something in Low Earth Orbit (LEO) and beyond to later realize they need to make changes to it. Vacuum cha …
- 76.4k
2
votes
Did the StarFury die on the drawing board?
According to J. Michael Straczynski himself, when asked about it in an interview for Republibot 3.0's blog in May 2009:
I haven't heard anything new about this in several years, so I have to
ass …
- 76.4k
11
votes
Why are the EVA suits in the suitport (concept) exposed to the environment?
You have to consider that this is a concept that is still under development. If the suitports will really be used (and I don't see why not, it solves many problems at the same time) on Mars, or anywhe …
- 76.4k
13
votes
Accepted
How are astronauts able to spacewalk in safety, despite all the debris?
Safe is a big word, so can we first settle for safe enough that their EVA are worth the risk? OK, another big word in threat mitigation is risk management.
What this means is, that on top of larger d …
- 76.4k
21
votes
Accepted
Why couldn't Luca Parmitano just drink that water?
The biggest issue was that the source of the liquid wasn't established and that it might have not been safe to drink, potentially causing bigger problems than Luca immediately faced. He did try to dri …
- 76.4k
11
votes
Puncturing space suit during EVA. What would happen?
I depends on what caused the tear / puncture and how fast the depressurisation is due to it.
If, for example, the puncture was caused by a micrometeorite, the relatively fast depressurisation of the …
- 76.4k
16
votes
Accepted
What was the source of the fluid in Luca Parmitano's suit?
We don't know yet exactly what caused it, but all tests so far ruled out everything else but the PLSS (Portable Life Support Unit). In fact, just today (Aug. 27, 2013) Chris Cassidy and Luca Parmitano …
- 76.4k
10
votes
Time to prepare for EVA out of ISS
The
spacesuits will then be ventilated with pure
oxygen and the airlock will be re-pressurised to 1
bar. … The EVA crew members will continue the prebreathe of pure oxygen inside their spacesuits for
50 minutes. …
- 76.4k
15
votes
Accepted
Could helmet-fogging occur on Mars, or on any other celestial body with an atmosphere?
Quoting NASA's page on spacesuits and spacewalks:
Besides covering a spacewalker's head, the helmet has a Vent Pad. …
- 76.4k
6
votes
Could you "hose wash" a space suit on the Moon or Mars?
You could, though gaseous nitrogen and a pressure hose are usually used for such purging of contaminants. Such purging systems were also installed on Discovery and Atlantis Space Shuttle Orbiters for …
- 76.4k
7
votes
How do the movable-neck space suit helmet works?
found it by drag-dropping your image into Google Image Search's search bar and cropped from the highest resolution it found), and there's some more information regarding bearings on NASA's Learn About Spacesuits …
- 76.4k