From: Space on Tue, Nov 23 2010 4:31 AM

Astrophysicists dive deep inside nuclei of comets to find where Earth’s water came from.

From: Space on Tue, Nov 23 2010 4:31 AM

It turns out space is a chaotic place. Astronomers John Lewis, Dan Durda and Don Yeomans explain asteroids.

From: Space on Tue, Nov 23 2010 4:31 AM

A brief look at the discovery of Uranus and its moons Uranus, Oberon, Ariel, Umbriel, Titania and Miranda

From: Space on Tue, Nov 23 2010 4:31 AM

A brief look at the Jupiter moons discovered by Galileo: Io, Ganymede, Europa, Callisto

From: Space on Tue, Nov 23 2010 4:31 AM

From: Space on Tue, Nov 23 2010 4:31 AM

Something the size of Mars hit the infant Earth traveling 7.5 miles per second.

From: Space on Tue, Nov 23 2010 4:31 AM

There are stellar maternity wards throughout the galaxy. It takes about 50 million years to make a Sun.

From: Space on Wed, Nov 17 2010 11:39 PM

This animation shows how a radioactive-powered spacecraft could navigate the treacherous terrain of Mars

From: Space on Wed, Nov 10 2010 9:42 PM

Scientists have recently discovered a gigantic, mysterious structure in our galaxy.

From: Space on Tue, Nov 09 2010 9:33 PM

Exactly how big is our universe, and what place do we have in it?

From: Space on Mon, Nov 08 2010 9:33 PM

This video shows the view from NASA’s EPOXI/Deep Impact spacecraft during its flyby of comet Hartley 2 on Nov. 4, 2010.

From: Space on Wed, Nov 03 2010 10:28 PM

Comet Hartley 2 unleashes jets of poisonous cyanide gas and other material in this view taken just ahead of the Nov. 4

From: Space on Fri, Oct 29 2010 10:27 PM

The twin Swedish satellites Mango and Tango recorded a video of their close approaches on October and September 2010

From: Space on Fri, Oct 29 2010 10:27 PM

Virgin Galactic is already making inroads into suborbital space with its SpaceShipTwo vehicle – but it plans to move on

From: Space on Wed, Oct 27 2010 10:27 PM

SPACE.com’s Dave Brody explains why having water resources in space is so vital to Humanity's future.

From: Space on Tue, Oct 26 2010 10:27 PM

A retrospective look at space shuttle Discovery as it prepares for one final flight: STS-133.

From: Space on Tue, Oct 26 2010 10:27 PM

A retrospective look at space shuttle Discovery as it prepares for one final flight: STS-133.

From: Space on Tue, Oct 26 2010 10:27 PM

Scientists used the Hubble Space Telescope to peer inside a stellar swarm, called a globular cluster, named Omega Centa

From: Space on Mon, Oct 25 2010 10:27 PM

SPACE.com science and space correspondent Dave Brody discusses "NewSpace" with MSNBC’s Alex Witt

From: Space on Mon, Oct 25 2010 10:27 PM

The twin Swedish satellites Mango and Tango recorded a video of their close approaches on October and September 2010.