Astronaut Don Pettit, who has been at the International Space Station since September, is set to land Saturday in Kazakhstan ...

In November, NASA’s chief health and medical officer had to push back against tabloid rumors that the astronauts' health was deteriorating. But their prolonged mission is not the first time ...

NASA administrator nominee Jared Isaacaman will take on questions from U.S. senators Wednesday at a confirmation hearing.

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, splashing down off the coast of Florida ...

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, splashing down off the coast of Florida on ...