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Questions regarding the spacesuits that astronauts wear whilst in space

23 votes
Accepted

How do space suits offer heat protection i.e. during the lunar day?

I didn't know that during lunar day temperature is up to +100°C. That's how hot the lunar surface can get at the equator, about 2/3 of the way into the 2 week long lunar day. Those high temperatu …
David Hammen's user avatar
  • 77.4k
10 votes

In simple terms, how does the way space suits manage breathable gas differ from how scuba ge...

There are several differences, and I'm quite sure the list that follows is not complete. Pressure. A scuba diver is subject to more than one atmosphere. Pressure increases about one atmosphere for ev …
David Hammen's user avatar
  • 77.4k
5 votes

Why couldn't Luca Parmitano just drink that water?

He could indeed taste it (and apparently it didn't taste like drinking water). The water wasn't filling up from the bottom of his helmet. You are ignoring that this was a spacewalk in a zero G environ …
David Hammen's user avatar
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4 votes
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Draper Labs' Control Moment Gyroscope Spacesuit

NASA has multiple mechanisms for funding outside organizations to perform NASA-funded research and development. This was one such project, in this case funded through the NASA Innovative Advanced Conc …
David Hammen's user avatar
  • 77.4k