Space Exploration Beta

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Answer a question with score of 1 or more.
Awarded 2443 times.
How does a soft landing technically work without air on the moon?
Awarded 19 hours ago
Is it possible to be totally stationary in space?
Awarded 21 hours ago
What type of rock or soil on Mars will give Nostoc Commune cyanobacteria the best chance to survive there?
Awarded yesterday
Did New Horizons use its smaller medium-gain antenna for most/all downlinking of Pluto and Ultima Thule flyby data?
Awarded yesterday
What's up with the lack of subminiature chemical rockets?
Awarded 2 days ago
Have spacecraft photographed each other beyond Earth orbit?
Awarded 2 days ago
Was there really a shuttle toilet training device with a “boresight camera”?
Awarded Dec 12 at 1:25
(post deleted or otherwise unavailable)
Awarded Dec 11 at 16:00
When was Newton “not good enough” for spaceflight; first use and first absolute requirement for relativistic corrections?
Awarded Dec 10 at 22:50
When was Newton “not good enough” for spaceflight; first use and first absolute requirement for relativistic corrections?
Awarded Dec 10 at 1:55
When was Newton “not good enough” for spaceflight; first use and first absolute requirement for relativistic corrections?
Awarded Dec 9 at 11:25
Do space solar panels use more of the solar spectrum?
Awarded Dec 7 at 23:10
(post deleted or otherwise unavailable)
Awarded Dec 7 at 20:05
How can I calculate if a satellite is currently in sunlight or eclipse using pyEphem or Skyfield (preferred)?
Awarded Dec 3 at 5:05
I am looking for information on the power connector used on the Space Shuttle to power a GridCase 1530 laptop
Awarded Dec 2 at 9:05
How intrusive was the Apollo Master Alarm system?
Awarded Nov 29 at 17:40
What's the deepest a trench could theoretically be dug on Mars?
Awarded Nov 29 at 3:05
From commercial pilot to astronaut
Awarded Nov 26 at 6:20
Why did the SpaceX Starship MK1 prototype pop?
Awarded Nov 24 at 9:20
Does trajectory of an object orbiting a planet depend on the object's mass? (With hypothetical Apollo example)
Awarded Nov 20 at 18:35
Why is the earth so small when observed from the moon?
Awarded Nov 20 at 13:45
Why did the Apollo 15 LM violently shake & raise dust after the contact probes touched the lunar surface?
Awarded Nov 19 at 1:55
Is HAN-water propellant “green” enough to ever be used in a cubesat?
Awarded Nov 16 at 0:15
Purpose of side holes on SuperDraco pods of DM-1 flight Dragon 2 capsule
Awarded Nov 14 at 23:07
Given small computational resources, how was navigation implemented? (Not samples of old guidance software)
Awarded Nov 14 at 20:44
How to implement a relative motion STM without any numerical integration
Awarded Nov 14 at 15:40
Can a launch of a rocket or ship from Earth go so badly that it damages the Solar System?
Awarded Nov 13 at 0:35
Did any astronauts on a mission complain about waking up?
Awarded Nov 13 at 0:00
Why don't we use Cavea-B
Awarded Nov 12 at 7:40
Can a whole planetary system have Lagrangian points?
Awarded Nov 11 at 13:00
Is warp drive a legitimate avenue of scientific investigation?
Awarded Nov 9 at 15:20
Given small computational resources, how was navigation implemented? (Not samples of old guidance software)
Awarded Nov 7 at 23:55
Where is BepiColombo?
Awarded Nov 7 at 10:05
How well can Voyager 1 separate Earth signals from Solar noise these days?
Awarded Nov 6 at 17:30
Given small computational resources, how was navigation implemented? (Not samples of old guidance software)
Awarded Nov 3 at 18:05
Why is the Duration of Time spent in the Dayside greater than that of the Night side of the Moon for Chandrayaan-2 Orbiter?
Awarded Nov 3 at 6:30
Why does air get sucked in for a moment before engine start?
Awarded Nov 1 at 20:00
Would rocket engine exhaust create pockets of gas in space which could hinder further space exploration?
Awarded Nov 1 at 8:50
(post deleted or otherwise unavailable)
Awarded Nov 1 at 2:35
Software projects for space systems
Awarded Oct 31 at 19:55
Would rocket engine exhaust create pockets of gas in space which could hinder further space exploration?
Awarded Oct 31 at 10:35
How does a Spacecraft change its orbit?
Awarded Oct 30 at 6:20
How to calculate position of GPS Satellite with transmitted ephemeris data?
Awarded Oct 29 at 18:50
How does a Spacecraft change its orbit?
Awarded Oct 29 at 17:25
Are there any atheist or agnostic American astronauts, past or present?
Awarded Oct 26 at 9:05
Is there a space-certification procedure used by commercial spacecraft manufactures for electronic components?
Awarded Oct 25 at 15:30
What are these four “debris” objects along with the Starlink satellites?
Awarded Oct 24 at 19:50
What will happen to the rocket exhaust particles fired by spacecrafts?
Awarded Oct 23 at 20:50
Differences between vehicles used on the Moon and the ones used on Mars
Awarded Oct 23 at 7:55
Would spacecraft rot or degrade over time faster on Mars, on The Moon, or in space?
Awarded Oct 23 at 5:50
Inclination maneuvers for GEO satellites
Awarded Oct 21 at 21:35
Why is the Falcon Heavy center core recovery done at sea?
Awarded Oct 21 at 18:55
(post deleted or otherwise unavailable)
Awarded Oct 21 at 10:00
Why is the atmospheric pressure on Venus so high?
Awarded Oct 20 at 3:55
Is Jupiter bright enough to be seen in color by the naked eye from Jupiter orbit?
Awarded Oct 17 at 22:30
What are the criteria to put the oxygen tank above or below the fuel tank for a given stage of a rocket?
Awarded Oct 17 at 20:50
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 17 at 0:45
Can we not get outside the Local Galactic group?
Awarded Oct 16 at 11:30
Why don't we use sound suppression system when rocket lands propulsively?
Awarded Oct 16 at 1:55
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 at 1:55
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