Space Image: Anchored

Two US astronauts on Wednesday stepped out on the second and final spacewalk of the Discovery shuttle mission at the International Space Station to work on repairs at the orbiting lab.

NASA astronauts Steve Bowen and Alvin Drew (partially obscured at center) conducted the STS-133 mission's spacewalk on Monday, Feb. 28.

(AP) -- Discovery's astronauts took one final spacewalk at the International Space Station on Wednesday to get the outpost squared away before the shuttle program ends.

Two US astronauts on Monday wrapped up the first spacewalk of the Discovery shuttle mission at the International Space Station after a robotic arm breakdown left one of them stranded for almost 20 minutes. ...

(AP) -- A pair of visiting shuttle astronauts ventured out on a spacewalk at the International Space Station on Monday, tackling a hodgepodge of maintenance jobs and an experiment to capture the invisible ...

The Space Shuttle Discovery and International Space Station crews are using the station and shuttle robotic arms to move the P6 truss segment and preparing for Tuesday’s spacewalk, the third of the mission. The crews will ...

It's 1.7 miles long. Its surface is covered in a sticky black substance similar to the gunk at the bottom of a barbecue. If it impacted Earth it would probably result in global extinction. Good thing it is ...

Astronomers from the University of Antioquia have discovered a graveyard of comets. These once-dormant comets, dubbed by astronomers as "The Lazarus comets," are now rejuvenated.

The International Space Station is one of the most complicated machines ever built and the largest object ever assembled in space.

(Phys.org) —Three NASA-built instruments that are integral components of the next in a series of U.S./European ocean altimetry satellites have arrived in France for integration with their spacecraft in ...

Leonardo DiCaprio is going to get closer to stars of a different kind as he heads into space aboard the Virgin Galactic, and a well-heeled bidder at the Cannes Film Festival has paid 1.2 million euros (1.5 million) to be ...

Surrounded by engineers, NASA chief Charles Bolden inspected a prototype spacecraft engine that could power an audacious mission to lasso an asteroid and tow it closer to Earth for astronauts to explore.