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Anthony X
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100 Answers

Votes Activity Newest
132
Couldn't I escape Earth's gravity traveling only 1 mph (0.45 m/s)?
Jun 4 '14 at 2:40
99
Is it possible for a moon to have a higher surface gravity than the planet it is attached to?
Dec 2 '19 at 16:30
46
Why aren't air breathing engines used as small first stages?
Apr 16 '19 at 1:38
40
What are the droplets/particles falling off rockets at launch?
Nov 9 '14 at 19:54
39
ISS Structural Integrity
Nov 18 '17 at 2:21
28
Is it possible to create a relativistic space probe going at least 0.1c with present day technology?
Apr 9 '20 at 0:51
28
Why did the rendezvous attempt fail on Gemini 4?
Oct 20 '13 at 18:24
27
Could the Space Shuttle have landed on any long runway other than those specially reinforced at Kennedy (TTS), and Edwards (EDW)?
May 20 '14 at 0:11
26
What are the reasons Soyuz's lifespan in orbit is limited?
Oct 13 '18 at 15:57
25
Is is possible to generate centrifugal gravity by doing donuts?
Nov 27 '17 at 2:44
24
Why did NASA close the space shuttle program?
Aug 13 '17 at 14:39
21
Using command module as a lander
Oct 22 '16 at 2:34
18
In the Saturn V launch sequence, what defined COMMIT, and what happened between COMMIT and LIFTOFF?
Aug 14 '16 at 15:28
17
Why does lunar gravity decrease?
Nov 23 '14 at 16:39
17
Did some of the Shuttle fuel tanks actually orbit?
May 10 '14 at 18:09
16
Briefly, what are the factors to consider when choosing a launch site?
Jan 13 '15 at 2:32
15
How do we know the Apollo Moon landings are real?
Jun 30 '18 at 20:42
15
Traveling in a circle while in orbit
Sep 9 '17 at 19:37
15
What is stopping us from starting to terraform Mars right now?
Mar 14 '17 at 1:00
13
Did von Braun have “a thing” for fins? Why did Saturn I block 2 get fins because it's a “von Braun” rocket?
Aug 18 '19 at 14:49
12
How tall do you have to be to be an astronaut?
Jan 30 '17 at 5:02
12
Do spacecraft have similar structural integrity requirements as submarines?
Jun 24 '14 at 2:23
10
Is it possible to bring “nothing” back from space?
May 21 '14 at 3:25
9
Why can't plants grow on Mars?
Jan 10 '15 at 15:34
8
Cheapest rocket to go to space?
Feb 23 '19 at 21:24
8
Wouldn't it be better to leave Earth less dramatically?
Feb 4 '18 at 20:15
8
Why do ISS astronauts use lower quality microphones for official radio communication than for PR events?
Mar 1 '15 at 15:42
8
Why don't unmanned launch vehicles include launch escape system for payload?
Nov 25 '13 at 3:55
7
If a spaceship ran out of fuel somewhere in space between Earth and Mars, does it slowly drift off to the Sun?
Sep 23 '19 at 2:42
7
Does the International Space Station get TV?
Oct 2 '18 at 3:56
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