It could be astronaut poop. Astronaut Scott Kelly’s body went through some odd changes when he spent a year aboard the ...

A 'Gorilla' Was Once Smuggled To The International Space Station — The Prank Sent An Astronaut Scrambling Astronauts are popular for their resilience, intelligence, and ability to handle extreme ...

Weill Cornell Medicine professor Dr. Christopher Mason and former astronaut Jose M. Hernandez shared their expectations for ...

But it was one trip to the stars back in 2015 that saw NASA focus on the astronauts focused on as twins, with Scott blasted ...

Could time travel be more than just a Hollywood dream? Discover how scientists say it's already happening, and why it's not ...

Space changes the human body in many ways. From bone loss to bloated faces, here's how microgravity and radiation affect the ...

Scott Kelly, a former astronaut, discussed the return of NASA astronauts from the International Space Station on Fox News. He holds the record for the most cumulative days in space and completed a ...

NASA astronauts Butch Wilmore and Suni Williams aren’t the first to run late in space, and their 9 ½-month mission falls ...

is the identical twin brother of Mark Kelly, also a NASA astronaut and a Democratic senator from Arizona. Scott Kelly is a ...