Mark and Scott Kelly, twin brothers and former NASA astronauts, spoke to "CBS Mornings" about how the agency is set to lose ...

After living on the International Space Station for 340 days, astronaut Scott Kelly says it was easier to spend nearly a year in space than to get used to gravity again back on Earth. Kelly is ...

Former NASA astronaut Scott Kelly knows a thing or two about isolation. In 2016, Kelly became the first American to spend 12 consecutive months in space when he completed a 340-day stint on the ...

Kelly, 56 was always the little kid’s heroic vision of an astronaut: brave, stoic, and strong. He could withstand anything, and did—including 340 consecutive days in space, the American record.

Astronaut Scott Kelly said today he's excited to return to Earth to see his family but added he has enough stamina to "go another year" living in space.

Astronaut Scott Kelly reveals the main obstacle for future Mars trips Astronaut Scott Kelly talks to Fox News about what life was like during his year in space and the one obstacle a trip to Mars ...

Astronaut Scott Kelly has a body double, his identical twin brother, retired astronaut Mark Kelly. And while Scott is making history over the next year — living on the International Space ...

Kelly says his year in space took a physical toll. — -- Scott Kelly, who recently returned to Earth after almost a year in space, plans to share more about the toll his time in orbit has ...

In a few hours, NASA astronaut Scott Kelly is due to be back on Earth. Kelly has completed a nearly yearlong mission on the International Space Station, the longest any U.S. astronaut has been in ...

On his 233rd day in orbit, nearly two thirds of the way through his famous year-in-space that's currently happening, International Space Station ( ISS ) astronaut Scott Kelly took and tweeted a ...

Astronaut Scott Kelly, who spent a year in space, came to Los Angeles to tell Bill Nye and a couple hundred fans all about it.

Scott’s twin Mark Kelly, who retired from the astronaut corps in 2011 and kept his feet firmly planted on the ground during his brother’s latest flight, is also undergoing many of the same tests.