NASA astronauts are returning to Earth after nine months in space. Experts have said a prolonged period in space can come ...

NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the ...

The America-Russia cooperation in space saw NASA astronauts transported by Soyuz to Mir for long-term stay and returning by ...

A SpaceX capsule has arrived at the International Space Station, delivering the replacements for NASA's two stuck astronauts.