NASA talks about the legacy of space shuttle Discovery, piloting the mission that launched the Hubble Space telescope, and what's next for human spaceflight.
On Thursday, March 17, 2011, the MESSENGER spacecraft will become the first space probe to enter orbit around the innermost planet of our solar system, Mercury.
Did a supermoon cause the massive 8.9-magnitude earthquake and deadly tsunami in Japan on March 11, 2011? No. But supermoons can cause flooding along coastlines.
The crew of space shuttle Discovery got a special wake-up call this morning from actor William Shatner of Captain Kirk fame from the TV series Star Trek.
Rocks on Mars from its early history – almost four billion years ago - suggest there might have been a habitable environment underneath the surface of the planet.