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7 votes
2 answers
3k views

Calculations Apollo astronauts were trained to do by hand if loss of guidance computer and/or data & coms link to Earth?

2 votes
1 answer
739 views

Why didn't NASA launch communications relay satellites outside the asteroid belt to communicate easily with interstellar satellite?

10 votes
2 answers
1k views

How were the control surfaces of the Space Shuttle designed to withstand the forces of reentry?

24 votes
1 answer
756 views

Does the post Apollo 13 roast mixtape still exist?

11 votes
3 answers
2k views

An alternative architecture for a mission to Mars

16 votes
2 answers
3k views

Why are checklists the way they are?

2 votes
1 answer
109 views

How to make a velocity(time) XYplot graph in NASA's GMAT R2022?

7 votes
1 answer
267 views

Is the Falcon 9 or Falcon Heavy allowed to launch nuclear material?

11 votes
3 answers
5k views

Did Wernher von Braun really have the "Saturn V painted as the V2"?

15 votes
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2k views

Why was the NERVA program dropped?

16 votes
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2k views

NASA cost estimating and Falcon 9

0 votes
0 answers
32 views

Difference between UTCGregorian and A1ModJulian or UTCModJulian in GMAT?

33 votes
7 answers
12k views

Why didn't NASA use the shuttle to make a profit?

12 votes
1 answer
1k views

What was the Modified Apollo option for a potential LEO transport?

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