Elon Musk, the world's richest man, said he tried to buy rockets from Russia as part of his goal to get a manned mission to ...

A senior official warned the U.S. risks losing its edge in space as strategic adversaries continue making gains at "an eye-watering pace." ...

A carrier rocket and a spacecraft are always on standby on the ground to rescue astronauts aboard the Chinese space station.

Now that NASA Butch Wilmore and Suni Williams are back on Earth, when is the next SpaceX manned mission? How about Boeing ...