Astronaut Don Pettit, who has been at the International Space Station since September, is set to land Saturday in Kazakhstan ...

NASA astronaut Don Pettit celebrates his 70th birthday with a spectacular return from the International Space Station after 220 days in orbit.

The extent of the Earth’s boundaries and the beginning of space revealed that no astronauts in the history of spaceflight had ...

As NASA prepares to return to the moon, studying astronaut health and safety is a top priority. Scientists monitor and ...

The 83-year-old lifestyle guru posted a throwback Thursday reminding her fans of the time she experienced weightlessness on a ...

Transportation Secretary Sean Duffy conceded the women were 'brave and glam' before delivering the stinging insult.

FAA guidelines say the six women did not meet mission-critical standards that qualify a person as an astronaut.

Indian scientists, in collaboration with global experts from NASA and the European Space Agency, have pitched to do seven ...