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10 votes
0 answers
298 views

What's the shiny triangular feature on this Progress vehicle?

2 votes
1 answer
154 views

How can you calculate the pressure that a liquid develops when freezing in a pipe?

6 votes
1 answer
366 views

Why are there so many visible cables on the exterior of the ISS?

32 votes
4 answers
11k views

Why would a box full of 1cm balls released into LEO be so scary to an engineer supporting the ISS?

2 votes
1 answer
108 views

Does the ISS keep pointing prograde for most of the time?

4 votes
1 answer
147 views

Does reflected sunlight from the ISS prevent astronauts from seeing the stars during an EVA?

34 votes
2 answers
14k views

Do Astronauts have their appendix removed?

11 votes
1 answer
2k views

What is this instrument on the ISS?

12 votes
1 answer
402 views

How much does the ISS "banana" or flex under the constantly changing conditions of solar heating?

2 votes
1 answer
124 views

Is there any way to predict if the ISS will lose its signal or to know it directly?

6 votes
2 answers
332 views

When jettisoning heavy objects from the ISS e.g. 2.9 tons of batteries+, how much angular impulse does the station get? Corrective actions necessary?

7 votes
0 answers
157 views

New spin on laundry day: How will ISS cope with washing machine vibration and angular momentum?

13 votes
1 answer
2k views

Does NASA have any rocket options to replace ISS segments?

27 votes
3 answers
7k views

What is the purpose of the rotating dish antenna on the ISS

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