As of May 31, 2023, we have updated our Code of Conduct.
Woody's user avatar
Woody's user avatar
Woody's user avatar
Woody
  • Member for 1 year, 7 months
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  • Kerbal
56 votes
Accepted

Why aren't spacecraft and spacesuits pressurised to 2.5 psi (17 kPa) of pure oxygen?

42 votes

During spacecraft reentry why is heatshield side down the most stable orientation?

36 votes

Would a broken arm/ leg be more painful in zero gravity?

34 votes
Accepted

Why do the walls of a solid rocket booster not glow red hot?

31 votes

Why aren't the radiators on the ISS straight?

30 votes

What stages of distress occur to a person when there is a small hull breach in space?

29 votes

Could a human in a spacesuit survive a Skycrane landing on Mars?

28 votes

Shouldn't space junk fall back to Earth on its own? How long will take for a ~1 cm piece of junk in LEO to fall back to Earth on its own for example?

24 votes
Accepted

Why is Artemis 1 swinging well out of the plane of the moon's orbit on its return to Earth?

23 votes

JWST - Why unfurl before reaching L2?

23 votes

Were any of the Apollo astronauts smokers and did that cause any problems?

22 votes
Accepted

Can an ISS module survive reentry?

22 votes
Accepted

Is there any evidence from previous missions to asteroids that said asteroids have minable minerals?

21 votes

Could the James Webb Resolve Earth?

21 votes

Why did a solar eclipse of the sun as seen from Apollo 11 appear to have an elliptical corona?

19 votes
Accepted

What is the equation that relates delta v of a rocket to time taken to complete an orbit?

19 votes

How much does it cost to return 1 kg from the ISS to the Earth? What are the parameters influencing this price?

18 votes
Accepted

How can you make a rocket quieter?

16 votes
Accepted

How high is the ISP of a fire extinguisher

13 votes

Spacesuit with no thermal insulation. Would person inside freeze or overheat?

12 votes

Why is the Orion capsule using 2 burns to transfer from the moon back to earth instead of one?

12 votes

Could a space elevator launch a payload to a solar orbit?

12 votes

How will JWST come to rest at L2?

11 votes
Accepted

What are the characteristics of JWST's orbit around L2?

11 votes

Why is the hot part of Webb's MIRI cryocooler in the 300K area?

10 votes

Help with fictional scenario: trapped in Lagrange Point orbit

10 votes

Is an orbital insertion burn part of any launch from earth

10 votes

If we pick any point on the moon (except possibly the poles), is the sun visible for 13.66 days, and then not visible for 13.66 days?

9 votes

If you release a tool outside the ISS in space will it remain at the "same" place forever?

9 votes

Do other planets and moons share Earth’s mineral diversity?

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