HDE 226868's user avatar
HDE 226868's user avatar
HDE 226868's user avatar
HDE 226868
  • Member for 9 years, 6 months
  • Last seen more than a month ago
  • A small planet somewhere in the vicinity of Betelgeuse
24 votes
Accepted

Are we capable (engineering-wise) of building a spacecraft in space?

17 votes
Accepted

Why does the Earth lose rotational velocity in the vacuum of space?

15 votes
Accepted

What will become of the two cubesats deployed as part of the Insight mission?

14 votes
Accepted

Collision with space junk - Where is it safe? Where is it most dangerous?

11 votes
Accepted

Will New Horizons be able to tell if Pluto is from outside the Solar System?

11 votes

What happens if we bury a human on other planets or moons

10 votes

Why does lunar gravity decrease?

10 votes
Accepted

What is the history behind having peanuts in mission control during critical missions?

8 votes
Accepted

Are the Voyager spacecrafts ever coming back?

8 votes
Accepted

What are the benefits of saying a commercial space development program is funded privately?

8 votes
Accepted

Russian manned Moon landing capability today

7 votes

Will Roscosmos et.al attempt to revive nuclear-engine space technology violate the OST?

7 votes

How many astronauts never got to fly in space in their astronaut career?

6 votes
Accepted

Would a rotating spacecraft disorient those looking out of it?

6 votes
Accepted

Are Oort clouds of stars rather discrete or connected?

5 votes

If Philae lander had bounced off the comet and become uncontrollable, could we still have seen some of the descent photos?

3 votes
Accepted

Can an artificial satellite stay in orbit forever?

3 votes

Why would interstellar space travelers need to decelerate their whole ship?

2 votes

Are there any non-government owned, non-US based, companies that are in the process of developing manned spaceflight?

1 vote

Is there a means to communicate with robots on/around Mars whilst the Sun is between Mars & Earth?

1 vote

Terminal velocity on Europa

1 vote

Why not land booster stages in a cone or net?