SpaceX's launch of astronauts to the International Space Station will make it the first private company to launch humans to space. The effort has ramifications for NASA and spaceflight in general.

It is a pretty spectacular achievement to not only rendezvous with an asteroid as it is whizzing around the Sun but also collect a sample. Here's what the researchers learned.

Thirty years ago the Hubble Space Telescope began snapping photos of distant stars, providing a time machine that has taken astronomers back to when the universe was less than a billion years old.

NASA scientist Katherine Johnson was instrumental in getting people to the moon. Here are some of the lessons one mathematics professor believes she taught us all.