Anthony X's user avatar
Anthony X's user avatar
Anthony X's user avatar
Anthony X
  • Member for 10 years, 7 months
  • Last seen more than a week ago
140 votes
Accepted

Couldn't I escape Earth's gravity traveling only 1 mph (0.45 m/s)?

98 votes

Is it possible for a moon to have a higher surface gravity than the planet it is attached to?

47 votes
Accepted

Why aren't air breathing engines used as small first stages?

42 votes
Accepted

What are the droplets/particles falling off rockets at launch?

39 votes
Accepted

ISS Structural Integrity

28 votes

Why did the rendezvous attempt fail on Gemini 4?

28 votes

Is it possible to create a relativistic space probe going at least 0.1c with present day technology?

27 votes

Could the Space Shuttle have landed on any long runway other than those specially reinforced at Kennedy (TTS), and Edwards (EDW)?

26 votes

What are the reasons Soyuz's lifespan in orbit is limited?

25 votes

Is is possible to generate centrifugal gravity by doing donuts?

24 votes

Why did NASA close the space shuttle program?

21 votes
Accepted

Using command module as a lander

20 votes
Accepted

In the Saturn V launch sequence, what defined COMMIT, and what happened between COMMIT and LIFTOFF?

18 votes
Accepted

Did some of the Shuttle fuel tanks actually orbit?

17 votes
Accepted

Why does lunar gravity decrease?

17 votes
Accepted

Briefly, what are the factors to consider when choosing a launch site?

17 votes

How do we know the Apollo Moon landings are real?

16 votes
Accepted

What is stopping us from starting to terraform Mars right now?

15 votes

Traveling in a circle while in orbit

14 votes
Accepted

Is it possible to bring "nothing" back from space?

13 votes

Did von Braun have "a thing" for fins? Why did Saturn I block 2 get fins because it's a "von Braun" rocket?

12 votes

Do spacecraft have similar structural integrity requirements as submarines?

12 votes

How tall do you have to be to be an astronaut?

11 votes

Why can't plants grow on Mars?

9 votes

Why don't unmanned launch vehicles include launch escape system for payload?

8 votes

Why do ISS astronauts use lower quality microphones for official radio communication than for PR events?

8 votes
Accepted

Are side boosters sometimes angled even if they are symmetrically arranged?

8 votes

Wouldn't it be better to leave Earth less dramatically?

8 votes

If a spaceship ran out of fuel somewhere in space between Earth and Mars, does it slowly drift off to the Sun?

8 votes

Cheapest rocket to go to space?