Astronauts Suni Williams and Butch Wilmore are back on Earth - but what has nine months in space done to them?

Sunita Williams and Butch Wilmore, the two astronauts stuck at the International Space Station for more than nine months, began their journey to Earth on Tuesday.

A Crew Dragon called Freedom brought back to Earth the stranded astronauts of the Boing Starliner and the crew of the ninth SpaceX mission to the ISS ...

After a week-long trip to the International Space Station ballooned into a nine-month stay, two NASA astronauts have finally touched down — or splashed down, rather — on Earth.

The duration of their time in space was unexpectedly long ... health and medical officer had to push back against tabloid rumors that the astronauts' health was deteriorating.

It's been 286 days since astronauts Sonny Williams ... her training for a triathlon from space, competing against CNN's Dr. Sanjay Gupta, who was on Earth."You're going 17,500 miles," Gupta ...

In space, microgravity means that astronauts like Sunita Williams and others face obstacles in all their daily routines on ...

Two NASA astronauts who have spent the last nine months unexpectedly stranded in the bleak emptiness of space have safely returned to Earth - landing ... another month floating in space.

Stranded NASA astronauts Sunita Williams and Butch Wilmore are finally safe and sound on Earth after more than nine months in space. The pair was only due to be on the International Space Station for ...

Space radiation - Astronauts are exposed to high-energy radiation in space, unlike on Earth, where the atmosphere and planetary magnetic field provide a shield against it. This can lead to DNA ...

NASA astronauts Butch Wilmore and Suni Williams are finally back on Earth after spending more than nine months in orbit on the International Space Station ... to push back against tabloid rumors ...