Space Exploration

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Answer score of 10 or more. This badge can be awarded multiple times.

earned this badge 176 times.
Using water as a high density storable hydro-lox propellant
Awarded Nov 24, 2020 at 17:16
Does GPS work at ISS?
Awarded Nov 22, 2020 at 11:01
Can a moon orbit its planet faster than its planet rotates?
Awarded Nov 20, 2020 at 12:21
Has any space probe changed course (in a large way) over time?
Awarded Oct 13, 2020 at 21:25
explain to a 6 year old the parts of a rocket
Awarded Oct 7, 2020 at 7:12
Can cosmic background be harvested for energy?
Awarded Sep 23, 2020 at 7:40
A balloon in the Venus atmosphere?
Awarded Sep 22, 2020 at 9:37
Maximum grid voltage of ion thruster
Awarded Sep 18, 2020 at 18:49
How fast do Starlink satellites (SpaceX new satellites) rotate around the earth?
Awarded Sep 16, 2020 at 9:33
Till what altitude above earth sounds can be heard?
Awarded Sep 10, 2020 at 15:55
What impact will the deorbiting of thousands of satellites have on the atmosphere?
Awarded Sep 1, 2020 at 19:02
Why does a satellite with a higher mass fall slower?
Awarded Aug 23, 2020 at 21:34
Would astronauts on the ISS be affected by the radiation from a global nuclear war?
Awarded Jul 29, 2020 at 14:42
Are all or some geostationary satellites tidally locked to the Earth?
Awarded Jul 14, 2020 at 13:31
Would a higher air pressure on the ISS or elsewhere make it easier to "swim" in microgravity?
Awarded Jul 9, 2020 at 19:35
Would a Foucault pendulum work on the Moon and on the Galilean moons?
Awarded Jul 3, 2020 at 9:35
Why are RTGs different colors?
Awarded May 20, 2020 at 14:51
What do the shaded vertical lines in the animation of Gravity assists of space probes, mean?
Awarded May 17, 2020 at 7:35
Are we changing Earth's rotation?
Awarded May 12, 2020 at 22:11
How close would the Tesla Roadster with Starman have to get to Earth in order to become attracted and fall on Earth?
Awarded Apr 21, 2020 at 13:35
What is the day/night cycle at the north pole of Mars?
Awarded Mar 18, 2020 at 13:30
How to calculate the planets and moons beyond Newtons's gravitational force?
Awarded Mar 2, 2020 at 15:25
Can Curiosity pay InSight a visit?
Awarded Feb 12, 2020 at 11:40
Would it be possible to build a probe that could operate at about 480 °C (900F degrees) without insulation?
Awarded Feb 5, 2020 at 16:20
Could Stirling Engines work on sunlight alone?
Awarded Feb 3, 2020 at 8:55
Why are Tiangong-1's Apogee and Perigee Graphs Wobbly?
Awarded Jan 17, 2020 at 8:40
Why do SpaceX expect the Falcon 9 rocket to explode during the in flight abort test?
Awarded Jan 13, 2020 at 8:30
Could we wait for Mars to come to us?
Awarded Jan 6, 2020 at 23:15
(post deleted or otherwise unavailable)
Awarded Nov 3, 2019 at 17:15
instead of pressurizing an entire spacesuit with oxygen could oxygen just pressurize the head and the rest of the body be pressurized with water?
Awarded Oct 16, 2019 at 14:10
What would sounds on Mars be like?
Awarded Oct 7, 2019 at 20:55
Are space camera sensors usually round, or square?
Awarded Sep 13, 2019 at 18:55
Are there any space probes or landers which regained communication after being lost?
Awarded Sep 8, 2019 at 22:40
Can astronauts hear sounds during space walks for repairs?
Awarded Sep 3, 2019 at 17:45
slowest crash on the Moon?
Awarded Sep 3, 2019 at 11:25
Why are JWST optics not enclosed like HST?
Awarded Aug 30, 2019 at 16:40
Why did Starhopper's exhaust plume become brighter just before landing?
Awarded Aug 28, 2019 at 16:15
How would you identify when an object in a Lissajous orbit needs station keeping?
Awarded Aug 24, 2019 at 2:00
Why is the sidereal period of the Earth 362.392667 days?
Awarded Aug 20, 2019 at 7:55
What would it take to get a message to another star?
Awarded Aug 14, 2019 at 12:55
Is Mars' gravity strong enough to hold a human-breathable atmosphere?
Awarded Aug 11, 2019 at 7:00
Can Dragonfly make it to one of Titan's Lakes?
Awarded Aug 10, 2019 at 19:00
Is it really ~648.69 km/s delta-v to "land" on the surface of the Sun?
Awarded Aug 9, 2019 at 10:50
Was the command/service module visible from the lunar surface?
Awarded Aug 7, 2019 at 23:40
Could an areostationary satellite help locate asteroids?
Awarded Aug 6, 2019 at 14:35
Why is tantalum being used for the Hayabusa bullets?
Awarded Jul 31, 2019 at 12:20
How can I plot a satellite's orbit in 3D from a TLE using Python and Skyfield?
Awarded Jul 27, 2019 at 21:45
How can electronics on board JWST survive the low operating temperature while it's difficult to survive lunar nights?
Awarded Jul 21, 2019 at 16:55
Are there any satellites in geosynchronous but not geostationary orbits?
Awarded Jul 19, 2019 at 8:30
How many satellites can stay in a Lagrange point?
Awarded Jun 22, 2019 at 16:45
Why did the Herschel Space Telescope need helium coolant?
Awarded Jun 4, 2019 at 19:25
How were these pictures of spacecraft wind tunnel testing taken?
Awarded May 27, 2019 at 17:30
Why aren't space telescopes put in GEO?
Awarded May 24, 2019 at 12:35
Could a space colony 1g from the sun work?
Awarded May 14, 2019 at 11:55
Were any toxic metals used in the International Space Station?
Awarded May 13, 2019 at 20:05
Why is FAI considering lowering the Karman Line to 80km?
Awarded May 8, 2019 at 16:15
Why didn't the Space Shuttle bounce back into space as many times as possible so as to lose a lot of kinetic energy up there?
Awarded Apr 24, 2019 at 9:30
How to calculate density of unknown planet?
Awarded Apr 24, 2019 at 6:50
Why not send Voyager 3 and 4 following up the paths taken by Voyager 1 and 2 to re-transmit signals of later as they fly away from Earth?
Awarded Apr 20, 2019 at 20:05
Pre-mixing cryogenic fuels and using only one fuel tank
Awarded Mar 22, 2019 at 13:30
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