Because of course the Internet's favorite astronaut would launch a perfectly hilarious book promotion.
Don’t think enthusiasm for the space program has waned over the years. The buzz is all online.
The Internet's favorite astronaut is coming home. Here's a recap of everything Chris Hadfield taught us during his time in space.
David Bowie has been upstaged—hundreds of miles away.
Also in today's Reddit Digest: the formula for getting posts noticed on Reddit, Zach Braff comments on Zach Braff photos, and four simple objects that can save you $10,000 in four years.
NASA astronauts on the International Space Station—and some on the ground—took questions in front of an online audience of more than 7,000 people.