uhoh

Taipei, Earth

David the expat sez: "Stack Exchange Rocks!"

top accounts reputation activity favorites subscriptions

How did the Apollo computers evaluate transcendental functions like sine, arctangent, log?

apollo-program history mathematics flight-computer asked Sep 27 '18 at 10:18

space.stackexchange.com

74 votes

Could “peak Apollo levels” of support have gotten NASA astronauts to Mars in the 1980's?

mars crewed-spaceflight apollo-program asked Jun 20 '18 at 4:06

space.stackexchange.com

66 votes

What can the KSP game actually teach about spaceflight and orbital mechanics, and what are its limitations?

orbital-mechanics crewed-spaceflight uncrewed-spaceflight kerbal-space-program education asked Aug 30 '17 at 3:57

space.stackexchange.com

62 votes

What's the physics behind XKCD #2027 (time between lightning flash and radio wave burst)?

visible-light electromagnetic-radiation refraction radio radio-frequency asked Aug 1 '18 at 14:38

physics.stackexchange.com

57 votes

What are these engineers doing sitting on a large format drawing of B-47s aircraft?

military strategic-bomber asked Sep 13 '18 at 1:43

aviation.stackexchange.com

56 votes

Which Apollo “mystery” was said to be finally solved by a better rendering engine?

the-moon apollo-program imaging photography asked Feb 13 '17 at 7:18

space.stackexchange.com

55 votes

How much bigger could Earth be, before rockets would't work?

launch rockets payload escape-velocity performance asked Mar 9 '16 at 7:45

space.stackexchange.com

55 votes

This image of the Space Shuttle is truly beautiful, but is it real?

iss nasa space-shuttle imaging space-art asked Sep 17 '18 at 7:53

space.stackexchange.com

53 votes

“Pillars of Baikonur” What is the purpose of the hundreds of short, white posts near the Baikonur Cosmodrome launch pad?

launch-site russia identify-this-object baikonur-cosmodrome asked Jun 24 '18 at 7:13

space.stackexchange.com

53 votes

What does “Scientists rise up against statistical significance” mean? (Comment in Nature)

statistical-significance p-value bias asked Mar 21 at 1:19

stats.stackexchange.com

Top Answers

Why vent $CO_2$ and $H_2$ waste products to space on ISS?

space.stackexchange.com

Is pinging the Moon with a laser as shown on “The Big Bang Theory” possible?

space.stackexchange.com

The dreaded apocalyptic asteroid approaches Earth but lands safely on the Moon at zero relative velocity

space.stackexchange.com

Is the SpaceX Falcon Heavy payload (a Tesla car) space junk?

space.stackexchange.com

Is Nibiru real or totally science fiction?

space.stackexchange.com

Why does the Moon appear gray when passing between the Sun and the Earth?

astronomy.stackexchange.com

How is the altitude of a satellite defined, given that the Earth is not spherical?

space.stackexchange.com

How far have astronauts been in space?

space.stackexchange.com

Are images of exoplanets' surfaces technically possible?

space.stackexchange.com

Is it ethical for Chang'e-4 to bring an entire ecosystem to the moon?

space.stackexchange.com

Which LEO satellite lost over 30 km of altitude in the geomagnetic storm of 13-14 March 1989?

space.stackexchange.com

Could a spy satellite in orbit be recommissioned to do astronomy?

space.stackexchange.com

Why does the Mars InSight Lander look wet like a cardboard box that came in contact with water?

space.stackexchange.com

Question on giant satellite orbit

space.stackexchange.com

How did NASA prevent third parties from spoofing Apollo communications?

space.stackexchange.com

Is Quantum Entanglement technology possible for interplanetary communication in future to achieve low real-time latency?

space.stackexchange.com

Does SpaceX put Falcon 9 2nd stages carrying geostationary satellites into a temporary sub-orbital trajectory before the second burn?

space.stackexchange.com

Potential high temperature power sources for a Venus lander

space.stackexchange.com

Could we possibly see the shadow offset from Parker Solar probe on Earth?

space.stackexchange.com

Could a human jump off Mimas without return?

space.stackexchange.com

How hard do you have to throw something off the ISS to make it deorbit?

space.stackexchange.com

What are the conditions for re-entry of an object in a (highly) elliptical orbit?

space.stackexchange.com

Do launchers using only solid propellant exist?

space.stackexchange.com

Does launching a device into orbit change earth's orbit?

space.stackexchange.com

Will it be possible to see BFR approaching the moon from earth, with naked eye?

space.stackexchange.com

Does the International Space Station get TV?

space.stackexchange.com

How can a Mars helicopter be autonomous if there isn't a Martian GPS?

space.stackexchange.com

Pre-mixing cryogenic fuels and using only one fuel tank

space.stackexchange.com

Why is the reflector on this millimeter-wave antenna spinning?

electronics.stackexchange.com

Traveling through the asteriod belt?

space.stackexchange.com

current community

your communities

more stack exchange communities

Stack Exchange

uhoh

How did the Apollo computers evaluate transcendental functions like sine, arctangent, log?

Could “peak Apollo levels” of support have gotten NASA astronauts to Mars in the 1980's?

What can the KSP game actually teach about spaceflight and orbital mechanics, and what are its limitations?

What's the physics behind XKCD #2027 (time between lightning flash and radio wave burst)?

What are these engineers doing sitting on a large format drawing of B-47s aircraft?

Which Apollo “mystery” was said to be finally solved by a better rendering engine?

How much bigger could Earth be, before rockets would't work?

This image of the Space Shuttle is truly beautiful, but is it real?

“Pillars of Baikonur” What is the purpose of the hundreds of short, white posts near the Baikonur Cosmodrome launch pad?

What does “Scientists rise up against statistical significance” mean? (Comment in Nature)