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75 Answers

Votes Activity Newest
7
Is Delta V depending on the Launch Vehicle mass and the Payload Mass?
Jan 14 at 18:06
4
Where to find the full reflectance map of the Moon?
Mar 7 '20 at 16:25
43
Why are spaceship capsules frustum shaped?
Dec 8 '14 at 15:58
43
How do we know the Apollo Moon landings are real?
Jun 28 '18 at 20:07
27
Dawn Spacecraft: Why are the orbits so high?
Mar 8 '15 at 2:15
60
Why does the ascent stage of Apollo 11's lunar module look like it's made of paper?
Nov 13 '14 at 2:17
4
When should a rocket be launched to reach a Near Earth Asteroid like 2001 US16?
May 3 '18 at 17:32
6
Stripe of high def imagery on Google Moon
Apr 1 '18 at 23:06
21
What is the most heated exoatmospheric conflict to-date?
Feb 26 '18 at 0:41
8
Copper abundance in the Moon
Feb 15 '18 at 19:48
3
Manufacturing rope, textile, and clothing on Mars
Feb 15 '18 at 15:21
13
Could Starman get ejected from the Solar System?
Feb 10 '18 at 4:13
5
What would be the way to extract iron and aluminium in space without carbon?
Jan 26 '18 at 18:01
6
Can we set up an orbiting transporter between Earth and the Moon?
Jan 23 '18 at 19:18
8
What part of the Earth was visible to Apollo 8 when the Christmas message was broadcast in 1968?
Dec 23 '17 at 16:25
4
Where can I find high quality “descent” photos at as many different altitudes as possible?
Apr 19 '17 at 19:02
14
Is this explanation for the SpaceX 1-Sept-2016 anomaly plausible?
Sep 26 '16 at 2:10
6
Why does the side of the LEM look almost black in this photo? Did that cause problems?
Aug 27 '16 at 14:33
3
Life on other planets not based on water
Aug 22 '16 at 2:04
2
Why can't ion engines be used for launch?
Aug 20 '16 at 18:37
36
What does 'Switch SCE to AUX' mean?
Aug 16 '16 at 15:33
4
Can Russians manage the ISS without American intervention, given it depends on American solar panels?
Jul 14 '16 at 22:56
3
What theories is Juno expected to confirm?
Jul 5 '16 at 0:15
8
Is there a better way for astronauts to bathe?
Jun 14 '16 at 20:42
3
Could a rogue planet's moons harbor life?
Jun 8 '16 at 15:41
3
Averaging Specific Impulse for combined propulsion
May 31 '16 at 19:01
11
Can we not get outside the Local Galactic group?
May 31 '16 at 1:38
6
How dark is the side of the Moon in shadow as compared to the side facing the Sun?
Dec 11 '15 at 22:11
7
What are the consequences for a person who violates a launch exclusion zone?
Mar 2 '16 at 0:39
8
Do any realistic rocket systems use different substances for propellant and fuel?
Jan 9 '16 at 1:48
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