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Questions (2,360)

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155	How did the Apollo computers evaluate transcendental functions like sine, arctangent, log?
108	What makes Ada the language of choice for the ISS's safety-critical systems?
82	Could “peak Apollo levels” of support have gotten NASA astronauts to Mars in the 1980's?
82	What can the KSP game actually teach about spaceflight and orbital mechanics, and what are its limitations?
81	How much bigger could Earth be, before rockets wouldn't work?

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+10	Does NOAA still plan to deploy all twelve Cosmic-2 GPS radio occultation satellites?
+50	How do vibrational isolators reduce the g-forces of a payload on a launch vehicle?
+10	Why was the Rossi X-ray Timing Explorer decommissioned in 2012? Why wasn't it deployed another ~100 km higher where drag would have been a lot less?
+10	Flyby puzzler; starting from Earth, how many times can you use Jupiter flybys in one century?

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Answers (1,081)

Votes Activity Newest

90	Are there any satellites in geosynchronous but not geostationary orbits?
68	Why vent $CO_2$ and $H_2$ waste products to space on ISS?
66	Is pinging the Moon with a laser as shown on “The Big Bang Theory” possible?
58	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?
57	The dreaded apocalyptic asteroid approaches Earth but lands safely on the Moon at zero relative velocity

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798 orbital-mechanics × 423	336 orbit × 79
482 artificial-satellite × 197	321 the-moon × 131
464 mars × 248	216 communication × 97
411 iss × 236	211 low-earth-orbit × 115
373 spacex × 220	206 physics × 105

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Bookmarks (535)

Votes Activity Newest Views Added

124	Do the planets really orbit the Sun?
110	What are the choices today for orbital mechanics simulation software?
91	How did Apollo 16 capture this full photograph of the Moon's far side?
89	What happens to the Falcon 9 second stage after payload separation?
75	Was the NOAA-N Prime satellite really dropped on the floor?

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	Space Exploration	133,903 rep	41 gold badges365 silver badges1098 bronze badges
	Astronomy	28,909 rep	6 gold badges57 silver badges182 bronze badges
	Earth Science	7,212 rep	1 gold badge22 silver badges79 bronze badges
	Chemistry	6,984 rep	1 gold badge23 silver badges79 bronze badges
	Science Fiction & Fantasy	6,757 rep	26 silver badges66 bronze badges

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Popular Question × 433	Notable Question × 172
Nice Question × 344	Good Answer × 29
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Announcer × 89	mars
Nice Answer × 144	Enlightened × 37

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+100	How can the CYGNSS spacecrafts (actually) measure ocean roughness?
+100	Can you have a relaxing full body massage in zero G?
+100	How to calculate the velocity vector in the case of a hyperbolic orbit?

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Votes cast (22,175)

all time			by type			month		week
21,416	up		8,976	question		85		85
759	down		13,199	answer		85		85

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