User uhoh

41

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23

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Jun 8 at 16:20 UuDdLrLrSs 911

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

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Jun 21 '18 at 14:43 M.A. Golding 31

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

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Feb 15 '17 at 12:51 Federico 960

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When was Newton “not good enough” for spaceflight; first use and first absolute requirement for relativistic corrections?

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collision-avoidance skyfield satellite-constellation

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Have spacecraft photographed each other beyond Earth orbit?

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2,059 Questions

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

What makes Ada the language of choice for the ISS's safety-critical systems?

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

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

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

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

When was Newton “not good enough” for spaceflight; first use and first absolute requirement for relativistic corrections?

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

Is 75 meters an exceptionally close distance for two satellites to pass at >6,000 m/s?

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

What would be the (most difficult) challenge to make a 10,000 year satellite?

What caused this bright light from the ground at night seen from the ISS?

Have spacecraft photographed each other beyond Earth orbit?

How often is duct tape used during crewed space missions?

What's the baseball bat for? (seen in CRS-8 berthing NASA TV broadcast)

What is GPS' 19 year rollover and does it present a cybersecurity issue?

Why does this researcher have a “clear plastic bag” over their head?

What was NASA's “Hack” to improve Opportunity's memory in 2015? Did it help?

What kind of orbit makes this wave shaped ground track?

Did Sputnik 1 tell us more than “beep”? What science was improved by information gained from its orbiting the Earth?

Why does this rocket have a nose cone “cozy”?

How did the X-15 control attitude above the Kármán line?

Why is there a large wooden ball on Mariner 3's magnetometer?

India just shot down a satellite from the ground. At what altitude range is the resulting debris field?

How do ISS astronauts “get their stripes”?

SpaceX and propulsive landing on Mars — what just happened? (and why?)

Why does this image of Jupiter look so strange?

Why were the SpaceX Crew-1 astronauts backed up by guards with automatic weapons?

Why is the X-37B's large nozzle offset to right from the spacecraft's mid-plane?

Why were contact sensors put on three of the Lunar Module's four legs? Did they ever bend and stick out sideways?