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

"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, ...

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