Don Pettit, NASA's oldest active astronaut, addressed his eventful return to Earth. Shortly after the spacecraft touched down ...

An astronaut who missed out on the first all-female spacewalk is getting her chance six years later. NASA's Anne McClain ...

NASA astronauts Anne McClain and Nichole Ayers emerged around 9 a.m. Thursday, May 1 for the fifth-ever all-female spacewalk.

May 11: SpaceX launches NASA’s TRACERS mission. A SpaceX Falcon 9 rocket will carry twin synchronized spacecraft to orbit as ...