It was the fourth private astronaut mission funded by Houston-based Axiom Space and the second commanded by veteran astronaut ...

The crew of Axiom-4 (Ax-4) have been aboard the International Space Station (ISS) since their SpaceX Crew Dragon capsule ...

Whitson, who has spent more time in space than any other American, was glad to coach three first-time astronauts flying ...

Iowa native astronaut Peggy Whitson says her two main goals were met during the recent Axiom-4 mission to the International ...

NASA astronaut Peggy Whitson takes us behind the scenes with a fascinating demonstration of how to don a spacesuit. As she ...

Astronaut Peggy Whitson, Expedition 16 commander, is pictured in February 2008 holding a beverage on the middeck of Space Shuttle Atlantis (STS-122) while docked with the International Space Station.

Peggy Whitson, welcome back to Earth. WHITSON: Well, it's - I would say it's great to be back, but it was great to be up there, too. So it was a great experience all around.

Peggy Whitson made history as the first female commander of the International Space Station (ISS) in 2007, but behind the success was her grit of applying to become an astronaut for 10 years.

Record-holding NASA astronaut Peggy Whitson has spent more time in outer space than almost any other human on the planet, but even in retirement she’s desperate to go back. On Tuesday, the 61 ...

Whitson also holds the record for the longest space flight any woman has ever taken: 289 days. Astronaut Peggy Whitson floats inside Japan’s Kibo laboratory module on June 22, 2017.

Astronaut Peggy Whitson became NASA's astronaut with the most time in orbit Monday. She is seen here earlier this year, along with fellow astronauts, in the Quest airlock of the International ...

DES MOINES, Iowa — Peggy Whitson turned 55 on Feb. 9, the same day NASA announced she would be one of six astronauts propelled 240 miles into space next year. A journalist soon asked her if it ...