Rosetta Spacecraft

Comet 67P/Churyumov-Gerasimenko, with which the European Space Agency's Rosetta probe will rendezvous in early August, shows no signs of the dust cloud it sported in April and May, new photos reveal.

Leading scientists, artists and thinkers from around the world will convene here this week for the World Science Festival, and you can watch the talks live in a webcast.

The European Space Agency's Rosetta probe was scheduled to emerge from a 2.5-year-long hibernation at 5:00 a.m. EST today. See how the spacecraft awoke from its deep sleep in deep space.

NASA's Comet Quest app lets players take the wheel of the comet-hunting Rosetta spacecraft.

See amazing views of asteroid 21 Lutetia from the July 2010 flyby of Europe's Rosetta probe.

Asteroid Lutetia is the first space rock thought to have a hot, molten metal core, scientists say.

A spacecraft that's been chasing down a comet for six years should drop its lander on the ice ball's southern half when it finally gets there, a new study has found.

A European space probe has beamed back a haunting image of an alien space rock with unique angles and surface coating.

A European spacecraft zoomed by past the mysterious asteroid Lutetia Saturday to take the first-ever close look at the space rock while flying 282 million miles from Earth.