Watch live as NASA astronaut Don Pettit discusses his mission aboard the International Space Station. Pettit was in space ...

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

A veteran NASA astronaut just back from the International Space Station believes the orbiting facility can operate well past ...

NASA's oldest full-time astronaut is back home and doing well a week after wrapping up a seven-month space mission.

Don Pettit, NASA's oldest full-time astronaut, returned from a seven-month mission at the International Space Station.

"I didn't look too good because I didn't feel too good," Pettit told reporters during a press conference from NASA's Johnson ...

NASA astronaut Don Pettit is back on Earth after completing a 220-day mission aboard the International Space Station. Pettit, ...

Not many people celebrate their birthday by burning a fiery arc through the atmosphere, pulling 4.4gs in freefall back to ...

Don Pettit has returned to Earth after a seven-month mission aboard the International Space Station, wrapping up a journey ...

NASA is set to broadcast a live news conference on Monday, April 28, at 2 p.m. EDT, in which astronaut Don Pettit will ...