NASA

CAPE CANAVERAL, Fla. (AP) -- A spacewalking astronaut ended up with unwanted water in his helmet Wednesday after breezing through a cable and lube job outside the International Space Station.

VANDENBERG AIR FORCE BASE, Calif. (AP) -- A NASA satellite lifted off early Saturday on a three-year mission to track the amount of water locked in soil, which may help residents in low-lying regions brace for floods or farmers prepare for drought conditions.

CAPE CANAVERAL, Fla. (AP) -- In a rare scare, astronauts fled the American side of the International Space Station on Wednesday after an alarm indicated a possible toxic leak. NASA later said a computer problem likely set off the alarm, rather than escaping ammonia coolant.

NORFOLK, Va. (AP) -- Devising a way to one day land astronauts on Mars is a complex problem and NASA scientists think something as simple as a child's toy design may help solve the problem. Safely landing a large spacecraft on the red planet is just one of many engineering challenges the agency faces as it eyes an ambitious goal of sending humans into deep space later this century.

The folks at NASA spend countless hours getting read for a space launch but apparently that doesn't mean that they can't have some fun also.

MOJAVE, Calif. (AP) -- Billionaire Virgin Galactic founder Richard Branson vowed Saturday to find out what caused the crash of his prototype space tourism rocket, killing one crew member and injuring another, but sounded a cautious note about any move to quickly push the project forward.

MOJAVE, Calif. (AP) -- Federal accident investigators are headed to a desert crash site where a winged spaceship designed to give wealthy tourists a high-altitude view of Earth broke up during a test flight, killing one pilot and badly injuring another.

An unmanned commercial supply ship bound for the International Space Station exploded moments after liftoff Tuesday evening

BAIKONUR, Kazakhstan (AP) -- A U.S.-Russian space crew has blasted off successfully for the International Space Station.

CAPE CANAVERAL, Fla. (AP) -- NASA's Maven spacecraft entered orbit around Mars for an unprecedented study of the red planet's atmosphere following a 442 million-mile journey that began nearly a year ago. The robotic explorer successfully slipped into orbit around the red planet late Sunday night...