Theoretically, we could hide the Earth from faraway telescopes, using a properly placed laser pointer.

The Gaia space observatory released a detailed 3d map of the Milky Way, and scientists have figure out why Charon's north pole red!

There's still a lot we don't know about the moon!

We are that much closer to making space travel a reality and SpaceX is helping make that possible.

The Gaia space observatory released a detailed 3d map of the Milky Way, and scientists have figure out why Charon's north pole is red!

If you dream of becoming an astronaut, the selection process and the job are both pretty grueling. For several reasons, you'd better practice your handshake.