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2

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1,193 Questions

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?

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

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?

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

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

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

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

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

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

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

What kind of orbit makes this wave shaped ground track?

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

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

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

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

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

Is this really an image of the sun, or an “artist's conception”?

What does “double vacuum pressure” mean in space-suit testing?

What makes 21st century fairings so valuable that they'd potentially be recovered and re-used?

How did the tangential thrusters for the 2014 LDSD test spin-up then spin-down so nicely?

Does the NK-33 engine require subcooled kerosene so cold that it turns to wax?

SpaceX's 4,425 satellite constellation - what's the method to the madness?

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

What's on the bottom of the Shuttle's external fuel tank?

What is the function of this (apparently) fixed dish on the ISS?

Which has been the most gregarious rocket, launched from the most sites?

What celestial body did NASA carve and why is it eating a spacecraft?