Stacking wheat snack bread, beef steak, cheese spread, potatoes au gratin and gochujang red pepper paste, NASA astronaut ...

Veteran astronaut Don Pettit conducted hundreds of hours of research and captured over half a million photos during his ISS ...

Veteran astronaut Don Pettit conducted hundreds of hours of research and captured over half a million photos during his ISS ...

Two NASA astronauts have completed a nearly six hour long spacewalk to maintenance and upgrades on the International Space Station, the agency announced.

Two NASA astronauts plan to participate in a 6-hour, 35-minute spacewalk Thursday to upgrade the International Space ...

NASA photographer Josh Valcarcel captured Zena Cardman in a pose evocative of one of the first female astronaut's portraits.

Following a seven-month stay aboard the International Space Station (ISS), NASA astronaut Don Pettit and two Russian ...

Neil Armstrong and his ex-wife Janet Shearon Armstrong shared three children: Mark, Rick and Karen. Here’s everything to know ...

Auroras are natural light displays that occur when charged particles from the sun interact with Earth’s magnetic field and ...

Don Pettit's birthday "party" brought together Russian recovery teams in Kazakhstan, where it was April 20 (his birthdate).

Watch the trailer for 'Sally,' the National Geographic documentary about astronaut Sally Ride, directed by Cristina Costantini.

During a press conference Monday at the Johnson Space Center in Houston, veteran astronaut Don Pettit reflected on his latest 220-day mission aboard the International Space Station (ISS).