Questions tagged [astronauts]

Questions regarding people present on spacecraft or space stations.

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10
votes
2answers
716 views

Is it possible to perform the Galileo's Leaning Tower of Pisa experiment on the Moon?

Since the Moon has no atmosphere, is it possible to perform the Galileo's Leaning Tower of Pisa experiment on its surface? Has any astronaut performed anything similar?
9
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2answers
370 views

What were Prince Sultan's duties in STS-51-G?

Prince Sultan bin Salman Al Saud was the first (and so far only) Saudi astronaut, and was included in the crew of STS-51-G as a payload specialist representing Arabsat. Does that mean his role was ...
5
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0answers
411 views

What can an astronaut do better than the Curiosity rover? [closed]

Firstly, I want to say that I'd be the first person with their hand up when asked, "So who wants to go to space?". There's nothing I'd love more than to go. But from looking at the amount of ...
9
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1answer
457 views

Has a non-space treaty citizen ever been in orbit?

The Outer Space Treaty of 1967, according to Wikipedia is ratified by any country with a chance of getting there - Article VI Makes each member country responsible for it's citizens actions. Article ...
30
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1answer
3k views

How many astronauts have reported an alien encounter of some kind?

This question will be controversial, so I want to start out by saying that I am not advocating any sort of conspiracy. I'm merely acknolwedging the fact that there are numerous claims that some ...
12
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1answer
27k views

Do only Eagles walk on the moon?

Neil Armstrong was an Eagle Scout and the first person to walk on the moon. I have heard that everyone who has walked on the moon (through 2012), was an Eagle Scout. Is it true? If so other then ...
19
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2answers
2k views

Do astronauts on board the ISS have a backup spacesuit?

Do astronauts on the International Space Station have a backup spacesuit with them so that they could use it in case of any malfunction with one of the spacesuits? If so, how many spacesuits does ...
19
votes
1answer
8k views

Do ISS astronauts have to be conversant in both English and Russian?

I've noticed that some of the American astronauts on the ISS can speak (at least a smattering of) Russian and similarly, some of the Russian cosmonauts are fluent in English. Is such bilinguality a ...
14
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1answer
4k views

If I want to be an astronaut pilot, what career should I start?

What kind of career should I start if I want to be an astronaut pilot? First astronauts were military aircraft pilots. Since those days, automatic flying was present in the spacecraft so that someone ...
8
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2answers
4k views

How do astronauts drink or eat in space?

As there is zero gravity in space, how do astronauts drink liquid from a container? Do they suck the liquid or is there any mechanism for that? Are there any changes in oesophagus?
14
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1answer
1k views

Do the majority of astronauts experience space sickness while adapting to micro-gravitational conditions?

Do the majority of astronauts (and cosmonauts) experience nausea, or symptoms of space sickness while adapting to micro-gravitational conditions? How severe are their symptoms and how much they vary ...
4
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1answer
457 views

Do astronauts experience any genetic changes?

Staying in space is different from staying on Earth. When astronauts return to Earth from orbit, they usually suffer from muscle loss. Are there any genetic (abnormal) changes in their cells or in ...
8
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1answer
2k views

Was Gordon Cooper the last man to fly a whole mission in space alone?

Movie The Right Stuff (1983) claims at the end that Gordon Cooper was the last man to fly alone in space (if I remember it correctly and dubbing is right). Beside that, Wikipedia also states that he ...
19
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1answer
3k views

What is the highest number of humans in space at the same time and what vessels were they on when it happened?

What is the highest number of human beings in space at the same time, and what vessels were they on when it happened?
11
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2answers
318 views

How are the symptoms of long-term exposure to microgravity similar to those of bedridden patients?

A large number of symptoms of long duration stays in microgravity seem to be associated with the headward shift of organs and blood. I've always wondered, couldn't these symptoms also happen in ...
9
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2answers
2k views

Is it possible to prevent muscular atrophy in microgravity with proper exercises?

Is it possible to prevent muscular atrophy in microgravity (space station, spacecraft etc.) by proper exercises? Urban dwellers here on Earth can train/develop arm muscles to the equivalent of their ...
24
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2answers
2k views

What medical conditions can impede someone from going into space?

Are there any physical, mental, or health-related medical conditions that could permanently exclude someone from going into space? Do the criteria differ from one country's (government sponsored or ...

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