Former NASA astronaut Leroy Chiao had a baffling — and seemingly terrifying — encounter when he was flying his private ...

The former NASA astronaut who nearly collided with a pair of metallic orbs while flying his plane remains befuddled by the ...

Clinton claimed she wrote a letter to the space agency as a child, wishing to be an astronaut at a time when there were no ...

Most of the Expedition 72 crew enjoyed a day off on Tuesday, while two NASA astronauts focused on cutting-edge human research ...

NASA administrators are also accountable to elected officials. Administrators are appointed by the president but must be ...

For most of the life of the space station, we’ve had a backlog of science experiments that we just didn’t have enough crews ...

Suni Williams and Butch Wilmore won't be back on Earth before March, but they've got candy canes and Santa hats to celebrate ...

After a long career as a politician from Florida, former astronaut Bill Nelson has served as NASA's administrator for the ...

The temperature variation on the Moon, fluctuating up to 127°C (260°F) during the day to -173°C (-280°F) at night, would also have an effect on your body, potentially breaking it apart as you freeze ...

The astronauts aboard the International Space Station will celebrate New Year’s a total of 16 times as the vessel hurdles ...

Carter made few contributions to NASA history, but a key decision helped shape 30 years of U.S. spaceflight. The ...