Ax-4 commander Peggy Whitson just extended her American duration record on the International Space Station. She also served ...

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

The four astronauts of Axiom Space's latest private mission have safely returned to Earth after more that two weeks aboard the International Space Station.

The International Space Station got more international Thursday morning with the arrival of astronauts from three countries ...

— Axiom-4 astronauts on SpaceX Crew Dragon welcomed aboard International Space Station (video) Ax-4's splashdown this morning followed about 22.5 hours on orbit after their departure from the ISS.

Ax-4's commander is former NASA astronaut Peggy Whitson, who is now Axiom's director of human spaceflight. "Space Station, Grace," Whitson said over the communication system as the Crew Dragon ...

SpaceX's Crew Dragon Grace brought a privately-financed crew of researchers to the space station for a two-week stay.

The Ax-4 quartet will launch aboard a brand-new SpaceX Crew Dragon spacecraft. As is tradition, the crew of a spaceship's first voyage gets the right to name the vessel.

Once the Ax-4 crew have a quick medical check, they will be flown to shore on a helicopter. And from there, a flight back to Houston, Texas. Their trip back to Earth was a long one.

The Ax-4 mission is the fourth private spaceflight for the Houston-based commercial company, which is flying four astronauts on a two-week trip to the International Space Station.

The Ax-4 crew comprises Indian Shubhanshu Shukla, Pole Sławosz Uznański, Hungarian Tibor Kapu, and American Peggy Whitson, a former NASA astronaut who now works for Ax-4 mission organizer Axiom ...

KENNEDY SPACE CENTER, Fla. – After being postponed several times, NASA officially launched the Ax-4 mission to the International Space Station early Wednesday morning.