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0 votes
1 answer
33 views

Will New Horizons overtake Pioneer 10 and Pioneer 11 in distance from the Sun? If, so when will this happen?

4 votes
2 answers
181 views

Are plants a viable way to help with CO2 scrubbing in space stations?

0 votes
0 answers
28 views

SPICE can't find path with meta kernel

10 votes
2 answers
850 views

Can there be an atmosphere in a cave on an atmosphere-less planet?

5 votes
3 answers
2k views

Will we ever get to see what's in the Kuiper Belt, or is it just too far away?

18 votes
4 answers
6k views

Are NASA computers really that powerful?

4 votes
0 answers
83 views
+50

Did the QB50 cubesat project actually demonstrate orbit raising via solar sail or solar panels (winning against drag)? If so, at what altitude?

20 votes
3 answers
6k views

Has a space mission ever failed due to an incorrect understanding of physics?

3 votes
0 answers
85 views

What is the highest Earth orbit periapsis that a cubesat has been deployed with?

0 votes
1 answer
197 views
+100

Could satellite decommissioning be delayed or prevented with the use of solar sail technology?

3 votes
1 answer
130 views
+100

Which spacecraft have entered lunar orbit through L1?

12 votes
3 answers
847 views

How brightly does Venus's hot surface glow at night? Could you see it? Could you see well enough to walk around?

2 votes
0 answers
93 views
+100

Has propulsion utilizing solar sail / drag effects of solar panels achieved orbital rendezvous? If yes, is there any utility for clearing space junk?

1 vote
2 answers
208 views

How to optimize hull composition to resist interstellar environment (radiation+cosmic rays) while keeping mass to minimum?

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