The megaphone-shaped spacecraft, called SPHEREx — short for Spectro-Photometer for the History of the Universe, Epoch of ...

The Space Force Association issued a strong rebuttal to a Mitchell Institute report that argued the Space Force is more ...

We've never before seen the mysterious spacecraft in orbit, and only the U.S. Air Force knows what its doing up there ...

The United States faces a new era of competition, one that is shifting the battlefield from the land, sea and air domains to ...

This remarkable image was taken from the onboard camera of the U.S. Space Force's secretive X-37B 'space plane'. It captured ...

SpaceX on Sunday night launched a Falcon 9 rocket with 21 Starlink satellites into space from Florida's coast.

The United States Space Force shared a never-before-seen glimpse into its notably secretive X-37B space plane in orbit. The ...

The United States Space Force shared a never-before-seen glimpse into its notably secretive X-37B space plane in orbit. The photo showed the space plane and Earth.

Over the weekend, the US Space Force shared a photo taken by the spacecraft X-37B during its most recent secret mission. It’s ...

Sunday's SpaceX mission marked the 20th orbital rocket launch of the year thus far from Florida's Space Coast.

The United States Space Force has unexpectedly published a photo its top-secret X-37B space plane took while orbiting the Earth last year. The image, which the military arm shared on X-formerly ...

Dating back to the dawn of the space age in the late 1950s, the first US spy satellites, as part of the Corona program, orbited the planet as low as 120 to 160 km (75 to 100 miles) above the Earth.