Inside a huge crater in Israel's sun-baked Negev desert, a team wearing space suits ventures out on a mission to simulate conditions on Mars

The first time in 60 years of human spaceflight, a rocket blasted into orbit with no professional astronauts on board, only four tourists

Sending human travelers to Mars would require scientists and engineers to overcome a range of technological and safety obstacles.

A NASA research facility in Ohio has been renamed after astronaut Neil Armstrong, the first man to walk on the moon.

A SpaceX rocket and spacecraft will be used to send an “all-civilian” crew to space at the end of 2021. Scheduled to launch in October...

The agreement, signed Tuesday, marks NASA’s first formal commitment to launch international crew members to the lunar vicinity