Two NASA astronauts will step outside the International Space Station on Thursday to take part in U.S. Spacewalk 93, NASA's ...

The U.S. military has been responsible for rescuing astronauts during emergencies for years. NASA looks to change that.

Tech billionaire Jared Isaacman is one step closer to becoming NASA's next administrator. The U.S. Senate Committee on ...

Veteran astronaut Don Pettit conducted hundreds of hours of research and captured over half a million photos during his ISS ...

"I didn't look too good because I didn't feel too good," Pettit told reporters during a press conference from NASA's Johnson ...

NASA's oldest full-time astronaut is back home and doing well a week after wrapping up a seven-month space mission.

Billionaire Jared Isaacman, who has been to space twice and is Trump's pick to head NASA, could be one step closer to confirmation after a hearing.

A veteran NASA astronaut just back from the International Space Station believes the orbiting facility can operate well past ...

NASA astronaut Don Pettit celebrates his 70th birthday with a spectacular return from the International Space Station after ...

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

Members say the Shift4 CEO has committed to keeping NASA’s lunar ambitions on track despite expressing aims to land humans on ...

NASA astronaut Don Pettit will return to Earth from the International Space Station Saturday, alongside his two Russian ...