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Top Questions
85
votes
How do laser "tape measures" work?
laser
measurement
instrument
asked May 15, 2016 at 1:49
physics.stackexchange.com
40
votes
If the Apollo mandate were delivered today, would the mission vehicle(s) and profile be similar?
launch
the-moon
propulsion
apollo-program
mission-design
asked Jan 13, 2015 at 0:29
space.stackexchange.com
40
votes
"Guardians of the Galaxy" soundtrack and Quill's "Awesome Music Mix"
marvel
marvel-cinematic-universe
guardians-of-the-galaxy-1
asked Feb 17, 2020 at 18:50
scifi.stackexchange.com
35
votes
Is warp drive a legitimate avenue of scientific investigation?
propulsion
interstellar-travel
advanced-propulsion
alcubierre-drive
ftl
asked Aug 5, 2013 at 18:35
space.stackexchange.com
31
votes
Are self-sealing stem bolts a Star Trek in-joke?
star-trek
technology
humor
asked Dec 15, 2020 at 3:52
scifi.stackexchange.com
30
votes
For how long will the Voyager records remain playable?
voyager
asked Jun 8, 2014 at 19:54
space.stackexchange.com
30
votes
Why were there beeps punctuating the voice communications during missions such as Apollo?
nasa
apollo-program
radio-communication
audio
asked Jun 8, 2014 at 20:21
space.stackexchange.com
30
votes
How was the Apollo lunar liftoff video transmitted to Earth?
the-moon
apollo-program
lunar-rover
asked Feb 18, 2018 at 4:34
space.stackexchange.com
27
votes
What is the purpose of the rotating dish antenna on the ISS
iss
antenna
identify-this-object
asked Apr 14, 2015 at 0:36
space.stackexchange.com
26
votes
Are there any designs for Sulu's rising targeting scanner prop from Star Trek: The Original Series?
star-trek
star-trek-tos
props
asked Jan 1, 2020 at 3:40
scifi.stackexchange.com
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Top Answers
141
Couldn't I escape Earth's gravity traveling only 1 mph (0.45 m/s)?
space.stackexchange.com
98
Is it possible for a moon to have a higher surface gravity than the planet it is attached to?
space.stackexchange.com
79
Why are ships in Star Wars so ridiculously easy to steal?
scifi.stackexchange.com
74
Is it unsafe to remove one stud from a load bearing wall?
diy.stackexchange.com
64
Why do most banks in Canada charge monthly fee?
money.stackexchange.com
52
What Purpose Would a Unicorn's Horn Serve in the Wild?
worldbuilding.stackexchange.com
47
Why aren't air breathing engines used as small first stages?
space.stackexchange.com
42
What are the droplets/particles falling off rockets at launch?
space.stackexchange.com
39
ISS Structural Integrity
space.stackexchange.com
34
Why is the quality of radio communication bad?
aviation.stackexchange.com
32
What is the origin of the "self-destruct sequence"
scifi.stackexchange.com
31
Why do I feel cold air in the shower?
physics.stackexchange.com
29
Film/series where a spaceship discovers a planet that periodically disappears and time passes much faster
scifi.stackexchange.com
28
Why did the rendezvous attempt fail on Gemini 4?
space.stackexchange.com
28
Why did my electrician put metal plates wherever the stud is drilled through?
diy.stackexchange.com
28
Is it possible to create a relativistic space probe going at least 0.1c with present day technology?
space.stackexchange.com
27
Could the Space Shuttle have landed on any long runway other than those specially reinforced at Kennedy (TTS), and Edwards (EDW)?
space.stackexchange.com
26
What actually was the plan? Become farmers?
scifi.stackexchange.com
26
What are the reasons Soyuz's lifespan in orbit is limited?
space.stackexchange.com
25
Is is possible to generate centrifugal gravity by doing donuts?
space.stackexchange.com
24
Are there any other episodes of Star Trek that deal with mental health?
scifi.stackexchange.com
24
Why did NASA close the space shuttle program?
space.stackexchange.com
23
Why force the nose of 737 Max down in the first place?
aviation.stackexchange.com
22
Post-apocalyptic movie: A man living (alone?) in a bunker, but can talk to people in other bunkers through TVs
scifi.stackexchange.com
21
Using command module as a lander
space.stackexchange.com
21
TV series about human cops in alien city
scifi.stackexchange.com
20
In the Saturn V launch sequence, what defined COMMIT, and what happened between COMMIT and LIFTOFF?
space.stackexchange.com
19
Why does this 757 have a propeller engine attached to the fuselage?
aviation.stackexchange.com
19
Why don't corridors have any safety features in Star Trek?
scifi.stackexchange.com
18
Did some of the Shuttle fuel tanks actually orbit?
space.stackexchange.com
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