Space Exploration

Notable Question

 Notable Question
Question with 2,500 views. This badge can be awarded multiple times.
Awarded 2639 times.
How did NASA avoid a repeat of the Mars Polar Lander failure?
Awarded yesterday
What causes a satellite's orbit to decay?
Awarded 2 days ago
Why aren't the radiators on the ISS straight?
Awarded Mar 28 at 16:08
Why are LEO satellites not aerodynamically shaped?
Awarded Mar 23 at 11:51
Would an asteroid collision affect the Moon's orbit, and what consequence would that have for Earth?
Awarded Mar 22 at 3:45
Have any bits of a space mission ever collided with a planet or large moon (not Earth) that was not a target of the mission?
Awarded Mar 21 at 20:26
How close was the ISS to running out of supplies after the failure of CRS-7?
Awarded Mar 20 at 21:21
How to calculate position of GPS Satellite with transmitted ephemeris data?
Awarded Mar 20 at 10:50
Would a flywheel energy storage have a distinct advantage or disadvantage in zero or low gravity?
Awarded Mar 20 at 8:40
Why do $\text{CH}_4$ (Raptor) engines produce less soot than RP-1 (Merlin) engines?
Awarded Mar 18 at 12:05
Apollo command module space walk?
Awarded Mar 15 at 0:56
What is the delta-v required to get a mass in Earth orbit into the sun using a SINGLE transfer?
Awarded Mar 13 at 4:18
What are the consequences for a person who violates a launch exclusion zone?
Awarded Mar 11 at 19:55
How fast does Roche limit disintegration proceed?
Awarded Mar 11 at 5:56
How much Delta-V would be required to escape the Gravitational Influence of the Earth without entering orbit?
Awarded Mar 10 at 21:45
Delta-v to hit the moon: is reaching Lunar L1 enough?
Awarded Mar 9 at 15:33
How to calculate the orbital distance between 2 satellites given the TLEs
Awarded Mar 8 at 16:08
How did theorists determine that the atmosphere attenuates enough to support unpowered orbits?
Awarded Mar 8 at 12:42
What would a "Kármán plane" look like, a bird, or a plane?
Awarded Mar 7 at 22:09
Google maps for Space exploration
Awarded Mar 7 at 16:35
Why do AST SpaceMobile satellites have antennas much larger than Starlink, whereas they both aim at providing network coverage anywhere on earth?
Awarded Mar 7 at 7:47
How can you make a rocket quieter?
Awarded Feb 28 at 21:27
Why are rocket launches so loud?
Awarded Feb 28 at 14:19
Roughly, how fast do rockets travel?
Awarded Feb 28 at 14:12
What are the advantages and disadvantages of using either liquid hydrogen or liquid methane based rocket fuels?
Awarded Feb 27 at 14:17
Where is the TEA-TEB stored for the Merlin engines onboard Falcon 9?
Awarded Feb 27 at 6:55
Why did only 31 engines ignite during Starship's static fire?
Awarded Feb 21 at 22:11
With increased space exploration missions, are we affecting earth's mass?
Awarded Feb 21 at 12:18
Would the Space Shuttle have been able to carry the Hubble Space Telescope back to Earth had it been necessary?
Awarded Feb 14 at 8:21
How can a yo-yo de-spin maneuver reverse the rotation?
Awarded Feb 9 at 20:27
Do astronauts use plumber's bifocals?
Awarded Feb 8 at 17:16
What changes to Voyager could have been made? [closed]
Awarded Feb 6 at 23:06
What is the theoretical max specific impulse of rotating detonation engines in space flight?
Awarded Feb 4 at 20:31
If a sitting President went to space on a USSF spacecraft, would the call sign be Space Force One?
Awarded Feb 3 at 11:35
What portion of SpaceX's revenue comes from private sources?
Awarded Jan 31 at 0:48
In what ways did the Soviet Union "observe the Apollo Moon landings closely"?
Awarded Jan 26 at 13:25
How does NASA have permission to test a nuclear engine?
Awarded Jan 26 at 11:20
Stanley Kubrick used a NASA-inspired lens to film by candlelight in Barry Lyndon, but what did NASA use it for?
Awarded Jan 26 at 5:42
What is SpaceX doing differently with Starship to avoid it exploding like the N1?
Awarded Jan 25 at 13:25
Why keep expending SpaceX boosters?
Awarded Jan 25 at 5:02
Did the Apollo astronauts ever describe reentry deceleration?
Awarded Jan 24 at 15:16
Were any of the Apollo astronauts smokers and did that cause any problems?
Awarded Jan 24 at 11:46
Why did the Soviet Union decide to use 30 small engines instead of a few large ones on the N1?
Awarded Jan 24 at 7:34
Was the shot-on-the-ISS movie "The Challenge" ever released or is there a release date?
Awarded Jan 20 at 15:15
What is the minimum number of RCS thrusters capable of stabilizing a satellite against an arbitrary rotation?
Awarded Jan 20 at 12:35
Why is 51.8° inclination standard for Soyuz?
Awarded Jan 18 at 10:03
Could a single crew member fly the Apollo LM?
Awarded Jan 17 at 2:43
Do we travel horizontally in same plane or vertically while exploring space? [closed]
Awarded Jan 12 at 22:27
Why was there a minimum height for astronauts?
Awarded Jan 12 at 16:56
Where can the term "Sol" used?
Awarded Jan 12 at 0:41
How high is the ISP of a fire extinguisher
Awarded Jan 10 at 14:27
Do solar panels on satellites gather dust and need cleaning?
Awarded Jan 10 at 12:50
Apollo Missions - Travel time to moon [duplicate]
Awarded Jan 10 at 9:36
What does trash from ISS consist of?
Awarded Jan 9 at 18:49
Do the Voyager space probes perform time synchronization regularly?
Awarded Jan 7 at 0:42
How many astronauts have had spiritual experiences while in space?
Awarded Jan 6 at 12:57
What term can we use to describe a planet's or dwarf planet's nearest distance to Earth?
Awarded Jan 5 at 15:31
What is this tube in the Space Shuttle Orbiter?
Awarded Jan 5 at 4:57
Did the Apollo command module have an abort mode?
Awarded Jan 4 at 18:18
Could radiated heat propel space-craft in outer space?
Awarded Jan 4 at 15:45
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