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Top Questions

19 votes
4 answers
3k views

What makes aluminum aerospace grade?

8 votes
4 answers
2k views

What is "aerospace grade"?

8 votes
1 answer
2k views

Could Ingenuity survive if Perseverance failed?

12 votes
1 answer
1k views

Why was the Atlas V's SRB kept attached for 1 minute after burnout in the OFT-2 mission?

5 votes
2 answers
955 views

Could Perseverance survive if Ingenuity failed?

0 votes
1 answer
137 views

Why aren't clusters of F-15 or SR-71 engines used for a boost stage for rockets? [duplicate]

0 votes
1 answer
192 views

Why is my C++ code for an orbit propagator wrong?

5 votes
1 answer
141 views

Is there any chance that Opportunity survived, but NASA kept pinging it at the wrong time?

3 votes
1 answer
137 views

What if Perseverance had experienced a fault after dropping Ingenuity?

1 vote
1 answer
113 views

How many times has SpaceX reused Falcon 9 first stage until 20th May 2022? [closed]

1 vote
1 answer
57 views

Historical Moon’s True Anomaly Numbers

0 votes
1 answer
56 views

How to calculate the max mass and speed of an asteroid capturable by gravity assist?

3 votes
0 answers
90 views

How does US crewed launch abort coverage "jump" the ocean in an instant?

0 votes
0 answers
57 views

Can I borrow a Mars rover? [duplicate]

0 votes
0 answers
56 views

Repeat ground track with 1 day repetition

2 votes
0 answers
51 views

Reaction control system testing

2 votes
0 answers
49 views

How will InSight's hardware be damaged if the heaters fail?

-1 votes
1 answer
29 views

Can starship land back on earth after sending 100 tons to LEO?

1 vote
0 answers
26 views

Between two spacecraft, differential phase measurements are used to achieve high relative bearing accuracy. How is this done?

1 vote
0 answers
21 views

NASA GMAT Hardware in the Loop testing

1 vote
0 answers
13 views

Satellite's EO sensor footprint on ground


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