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DarkDust
  • Member for 6 years, 2 months
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80 votes
Accepted

How did the Russians get moon rocks?

69 votes
Accepted

SpaceX merlin engine failure

67 votes

Why can't they just drop a solar winch down from a shuttle and have planes fly up and clip things on?

66 votes

Why is the first launch of Falcon Heavy sending a car instead of something useful?

59 votes
Accepted

Assuming a spacecraft is traveling in a constant rate and our Astronaut will exit it to a space walk, will she be "left behind" by the spacecraft?

44 votes
Accepted

How did humans grow plants on the Moon despite the harsh conditions?

39 votes

Why does the ISS have to be destroyed?

36 votes

Did Apollo have braking rockets for soft landing on Earth?

30 votes

Have there ever been people trapped in a shut down spacecraft?

29 votes
Accepted

Have any astronauts/cosmonauts died in space?

27 votes
Accepted

How come we don’t put a huge windmill-like machine in space?

24 votes

Do astronauts live longer than earthlings?

23 votes

Pictures from Mars

23 votes

Is oxygen present in the sun?

20 votes
Accepted

Have astronauts in space suits ever taken selfies? If so, how?

18 votes
Accepted

Why has SpaceX changed Starship from carbon fiber composite to stainless steel?

17 votes

Did Apollo leave poop on the moon?

16 votes

How many countries have sent personnel to the ISS?

15 votes
Accepted

What was the colour of the shoes used by the Apollo astronauts in moon landing?

14 votes
Accepted

Is the Starlink array really visible from Earth?

13 votes

Has any spacecraft ever been flown manually to orbit?

12 votes
Accepted

Ribbed rocket nozzles

12 votes
Accepted

Largest inhabitable volume in space

11 votes

What are the consequences if an astronaut's helmet gets damaged during a spacewalk?

11 votes

How does the propellant flow during descent on SpaceX's Falcon 9 first stage?

10 votes

Objects that have been on the Moon multiple times

9 votes
Accepted

Why do Soviet and Soviet-derived rockets hot-stage instead of using ullage motors?

9 votes
Accepted

What does "all systems are internal" mean?

9 votes

Why do spacecraft have small RAM? Which spacecraft had the largest memory?

9 votes

Why does the Falcon Heavy Rocket have a higher payload than the Space Shuttle?