Gigantic dust storm on Mars blocks sun, knocks out NASA's rover Opportunity...

New Jersey's William Paterson University says school officials are reviewing videos that show a professor telling students the moon landing was a hoax and promoting other conspiracy theories...

New discoveries by the Mars rover Curiosity are advancing the case for possible life on the red planet, past or even present...

Theater club at NASA center gives scientists creative and social outlet from high-tech day jobs...

New NASA chief says changes could be ahead for International Space Station but there will always be a U.S. astronaut in orbit...

Boulder-size asteroid aiming for Earth disintegrated harmlessly over Africa's Botswana...

Hawaii's Kilauea volcano has captivated people around the world by shooting lava high into the sky and sending rivers of molten rock pouring down hillsides into the ocean over the past month...

Weather permitting, New York City's "Manhattanhenge" returns at 8:13 p.m. EDT Tuesday...

A SpaceX rocket launched from California has successfully deployed 5 communications satellites after releasing after 2 science satellites...

Experts say China's ambition to soft-land a spacecraft on the far side of the moon later this year faces considerable challenges but if successful, would put its space program in the forefront of one ...