Astronauts repaired and upgraded NASA's Hubble Space Telescope over the course of five servicing missions from 1993 to 2009.

For NASA, sending a crewed mission to Mars has been the long-term goal for over two decades. China has joined the club in ...

Three Chinese astronauts’ return to Earth has been postponed owing to weather conditions. The astronauts, Cai Xuzhe, Song ...

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

Space exploration is meant to create a positive future. The legacy of Apollo, and of our robot explorers in the solar system ...