Celebrate some of the most famous stars over 90, including Julie Andrews, Carol Burnett and Willie Nelson, by looking at side ...

As part of its “Ignition” event on Tuesday, NASA announced a series of transformative agencywide initiatives designed to ...

As soon as April 1, four people will embark on a journey that will take them farther from the Earth than anyone has ever ...

Skyfall will fly on Space Reactor-1 Freedom, which will demonstrate "advanced nuclear electric propulsion in deep space." ...

Stand beneath the real Space Shuttle Atlantis in Florida and experience a spacecraft that flew missions and changed history forever.

Unexpectedly spending over nine months in space meant that former astronaut Barry “Butch” Wilmore missed a lot back home — ...

BROOMFIELD, Colorado—One of NASA’s oldest astronomy missions, the Neil Gehrels Swift Observatory, has been out of action for ...

No one has set foot on the moon since America left in 1972. NASA is heading there again. Will the quest inspire the nation?

Sixty years after Neil Armstrong barely survived an emergency in orbit around Earth on Gemini 8, never-before-seen photos of ...

Meteorite hunters are combing Ohio for fragments of a space rock that streaked across the sky earlier this week.

Rocks from outer space are constantly hurtling toward Earth, slamming into the atmosphere and often exploding into fireballs ...

It's the battle that made Ghazghkull and Yarrick Grimdark famous. Welcome back to the planet Armageddon in Warhammer 40,000.