Today is the tenth anniversary of the explosion of the space shuttle Columbia, which blew apart as it was gliding across Texas to a Florida landing. All seven crew members died, and Texans were poking ...

It's been 10 years since the Columbia space shuttle accident, and spaceflight safety has come a long way — but has it come far enough? Experts say traveling to space is still a risky business, and ...

A flag that survived the Challenger space shuttle explosion in 1986 will be permanently displayed at the Challenger Learning Center in Colorado Springs, offering visitors a tangible connection to one ...

Anyone with even a cursory knowledge of the 1986 explosion of the space shuttle Challenger knows it was a national tragedy. But dig a little deeper, and it's even more heartbreaking.

Do you have any idea how much of the space shuttle Challenger is still lost in the ocean? The disaster of this infamous mission was an unthinkable tragedy, but behind the headlines, there's a deeper ...

Discover how the International Space Station stayed alive after using Soyuz support and new shuttle inspections to keep science going.

HOUSTON -- It has been three decades since America witnessed that disaster after liftoff in a moment that should have been historic for a different reason.

"On a cold January morning in 1986, NASA launched the Space Shuttle Challenger, despite warnings against doing so by many individuals, including Allan McDonald. The fiery destruction of Challenger on ...

The chief investigator of the Columbia disaster testified yesterday that NASA officials gravely erred by refusing to seek photographs of the damaged space shuttle in orbit and that a rescue mission ...

Even in retirement, the space shuttle Discovery exudes power, seen across a hangar crowded with planes and jets at its museum home in Chantilly, Va. Charred and worn from its record 39 missions to ...