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Questions tagged [quest-joint-airlock]

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11 votes
1 answer
2k views

How many kg of air escape from the Quest airlock during one EVA?

Do they have a system that pumps the air out or does it just let it out?
Saturn V's user avatar
  • 1,303
3 votes
1 answer
472 views

How Is The Quest Joint Airlock Operated?

I have searched and searched and cant seem to find any media whatsoever that explains or outlines exactly how the airlock is operated. What exactly is the process you go through to open it, do you ...
The Imperial's user avatar
4 votes
0 answers
76 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.
Schlusstein's user avatar
  • 2,157
13 votes
2 answers
3k views

What do the astronauts do whilst the air-lock cycles?

This answer seems to indicate the air-lock pressurization/de-pressurization is a drawn out process. Pressurisation is said to consume 45minutes (somewhat less in case of an emergency). ...
Everyone's user avatar
  • 13.6k
12 votes
1 answer
2k views

How many airlocks does the ISS have?

In this context, I mean, a way to get out of the station, without depressurizing the entire station. The obvious ones are: Quest airlock on Unity (Node 1). Pirs (DC-1) airlock Does Poisk (DC-2? Or ...
geoffc's user avatar
  • 79.6k
13 votes
1 answer
3k views

What is the cause of discoloration along the edges of the Quest Joint Airlock thermal cover?

I've noticed this discoloration / stains / burn marks along the edges of the Quest Joint Airlock thermal cover on the hatch before, but they seem even more pronounced and contrasting with the cover's ...
TildalWave's user avatar
63 votes
3 answers
9k views

Is there no physical security in space, other than being in space?

I saw Gravity the other day and while visually and emotionally compelling, and besides the liberties taken with orbits, something else struck me as unrealistic, but I'm not sure if it is or isn't:...
Nick T's user avatar
  • 2,777