Photos: The Ancient Oceans of Mars
A star nursery, the aurora as seen from the International Space Station in orbit, a storm on Saturn as big as Earth, a spectacular solar flare, and images of the cosmos from the Hubble Space Telescope.

Photos: One Last Look Inside Space Shuttle
American space flight over 50 years, from the selection of the first NASA astronauts to the final flight of the space shuttle.

Antarctic Mystery: Drilling Lake Vostok
Two and a half miles beneath Antarctica‘s ice lies Lake Vostok, a mysterious body of water 160 miles long and 30 miles wide that is believed to have been sealed off from the rest of the world for 20 million years. Now, the Russians, who...

NASA Launches Facebook Game to Test Space Program Knowledge (Mashable)
Mashable - How much do you know about the NASA space program, Earthling?

Photos: Anniversary of NASA's Worst Tragedies
Late January is always a dark time of year for NASA's astronaut program; the anniversaries of its three worst accidents all happen in the same week. The Apollo 1 astronauts died in a cockpit fire on Jan. 27, 1967. The space shuttle Challenger exploded 73 seconds after liftoff Jan. 28, 1986. And the space shuttle Columbia broke up on return to earth Feb. 1, 2003.

Stunning Red Aurora Captured
Alex Cherney, a software developer and self-described hobbyist astronomer based near Melbourne, captured a series of stunning Aurora Australis over the Mornington peninsula in Australia. “It was my first visual aurora,� he told ABCNews.com. “I was surprised, myself, when I saw it. I didn’t think it would be...