NASA is not immune to the effects of a government shutdown if congressional leaders fail to reach an agreement before midnight Oct. 1 to prevent one.

Sierra Space had been looking to join SpaceX and Northrop Grumman as one of three commercial resupply partners for NASA aiming to fly its Dream Chaser spacecraft to the International Space Station.

A SpaceX Falcon 9 rocket loaded with more than two dozen Starlink satellites launched into space Thursday evening from California's Vandenberg Space Force Base.

If it pans out, it may complicate Elon Musk’s dreams of founding a settlement on the fourth planet from the sun.

Sierra Space's Dream Chaser spaceplane is facing an identity crisis after NASA changed contract terms to remove its guarantee ...

The four astronauts set to climb aboard the first Orion spacecraft to fly humans have already given it a name.

President Trump's policy in his second term has blazed a new American trail in space — and spawned an urgent race with China ...

While the world's richest man might have breathed a sigh of relief after his Starship rocket completed a stellar launch last month, Elon Musk can't afford to celebrate just yet.

"America is going to put the first woman on the surface of the Moon in the history of mankind...And the first boot that ever ...

Only 370 people have been selected by NASA as astronauts, making it an extraordinarily small and elite group composed mainly of men. The latest additions will join 41 active U.S. astronauts currently ...

Nasa plans to send four astronauts around the moon as soon as February. So what? The US won the space race when it landed in 1969. Now it intends to triumph all over again. The lunar flyby will last ...