Space Exploration Beta

Popular Question

 Popular Question
Question with 1,000 views. This badge can be awarded multiple times.
Awarded 3816 times.
Where will we get nitrogen in space?
Awarded 17 hours ago
What's this creature on the Canadian Space Agency coat of arms, and why is it there?
Awarded 19 hours ago
What altitude would an aphrodiosynchronous satellite need?
Awarded yesterday
How are remove before flight pin mechanisms realized in satellites?
Awarded yesterday
Challenger Shuttle: could the crew have survived?
Awarded yesterday
What would the Venus landers look like today?
Awarded 2 days ago
Final conclusion/description of the cause of the SpaceX Sept. 1, 2016 anomaly? What's a “buckle”?
Awarded 2 days ago
A balloon in the Venus atmosphere?
Awarded 2 days ago
Was Venus once seriously believed to be lush under its cloud cover?
Awarded Sep 21 at 9:45
How does the poliastro python package “Going to Mars with Python” example work? What's it really doing?
Awarded Sep 20 at 8:56
Can you have a rainbow on any bodies in the solar system besides Earth?
Awarded Sep 19 at 19:56
Is there a mathematical formula to calculate drag force without empirical testing?
Awarded Sep 19 at 16:21
Maximum grid voltage of ion thruster
Awarded Sep 19 at 15:02
What does the software quality process for NASA's SLS look like?
Awarded Sep 19 at 0:05
Highest DC voltage ever intentionally produced in space?
Awarded Sep 18 at 23:12
Stanley Kubrick used a NASA-inspired lens to film by candlelight in Barry Lyndon, but what did NASA use it for?
Awarded Sep 18 at 16:31
Quantum technology for starship communications and landing on Mars
Awarded Sep 17 at 21:47
Can we speed up spacecraft to suitable interstellar travel speed using oscillating gravity assists on planets on opposite sides of the solar system?
Awarded Sep 16 at 15:16
Why were the Titan II's Flames Clear?
Awarded Sep 16 at 7:32
Why wasn't the phosphine in Venus' atmosphere detected by space probes?
Awarded Sep 15 at 14:33
Could there be a phosphorous cycle on Venus?
Awarded Sep 14 at 21:17
What is this algorithm to calculate orbital state vectors?
Awarded Sep 14 at 11:11
Are rocks on Mars or the Moon the same as rocks on Earth?
Awarded Sep 14 at 9:48
Did anyone ever launch a rocket, filmed by another rocket in mid air?
Awarded Sep 14 at 4:37
Why would such a powerful computer (or a computer at all) be needed to go to the Moon?
Awarded Sep 14 at 3:41
Do the SpaceX Falcon-9 rockets use foam insulation similar to the Space Shuttle? Is it still a potential problem?
Awarded Sep 14 at 0:31
What was the reason for an odd number of astronauts in almost every group of the early US space program?
Awarded Sep 11 at 4:15
Till what altitude above earth sounds can be heard?
Awarded Sep 10 at 18:45
How close is the ISS to a closed system, in terms of carbon, hydrogen, and oxygen?
Awarded Sep 10 at 13:47
Falcon-9/Starship landing on an uneven surface
Awarded Sep 10 at 12:30
What happens to astronaut sweat on the ISS?
Awarded Sep 10 at 10:51
How to calculate the orbital distance between 2 satellites given the TLEs
Awarded Sep 8 at 23:46
What are the long term effects of Space Weathering on man-made materials?
Awarded Sep 8 at 21:02
How are umbilical connectors held in place until their intended detachment?
Awarded Sep 6 at 17:31
How much of the energy of a rocket ends up as a noise?
Awarded Sep 6 at 15:42
Could one actually make a grain silo rocket?
Awarded Sep 5 at 16:10
How low is VLEO? (FCC's newest approval for SpaceX)
Awarded Sep 4 at 3:11
Did Sputnik 1 tell us more than “beep”? What science was improved by information gained from its orbiting the Earth?
Awarded Sep 3 at 20:03
Where to look for next rocket launches?
Awarded Sep 3 at 5:51
Have there been rocket engines designed for diesel? What ISP theoretically possible?
Awarded Sep 2 at 20:56
What impact will the de-orbiting of thousands of satellites have on the atmosphere?
Awarded Sep 2 at 6:17
Any imagery from Shuttle Columbia's SILTS pod on the internet?
Awarded Sep 1 at 14:32
Was the possibility of damage to the SS Columbia made public before it reentered on Feb 1, 2003?
Awarded Sep 1 at 9:36
Time dilation between Mars and Earth due to different mass
Awarded Sep 1 at 7:49
Does the luminous blue shockwave from the RS-25 engine appear to be rectangular?
Awarded Aug 29 at 6:26
Does Venus have a north star or south star?
Awarded Aug 28 at 20:36
Can we expect to find pure iron or only nickel-iron alloys in asteroids?
Awarded Aug 28 at 18:34
Why don't we build standardized space probes?
Awarded Aug 28 at 13:56
Excluding Russia, has Europe launched a single satellite or spacecraft into Earth's orbit and beyond from its own continent?
Awarded Aug 27 at 14:42
What size payloads could we feasibly launch from the moon with a mass driver?
Awarded Aug 27 at 10:25
Was “Apollo” an acronym for “America’s Program for Orbiting Lunar and Landing Operations”?
Awarded Aug 26 at 16:50
Why does a satellite with a higher mass fall slower?
Awarded Aug 24 at 22:43
How to choose the best direction to leave Earth's sphere of influence?
Awarded Aug 24 at 19:41
Exactly how “Ferrari-like” was GOCE? Was its drag coefficient as low as the car's?
Awarded Aug 24 at 13:57
How to calculate the speed of rotation of a given point on the Earth's WGS84 ellipsoid, about its axis?
Awarded Aug 24 at 0:03
How to see Iridium Flares (if possible) in 2020 and beyond?
Awarded Aug 23 at 10:49
What is the status of the F-1B engine development?
Awarded Aug 20 at 17:32
How is satellite position tracked in practice?
Awarded Aug 20 at 16:11
Use of carbon monoxide as propellant on Mars
Awarded Aug 20 at 12:32
Why isn't SpaceX constructing the Super Heavy launch mount on top of the water?
Awarded Aug 19 at 14:34
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