DENVER—The US Space Force lacks the full range of space weapons China and Russia are adding to their arsenals, and military ...

"The successful execution of the aerobraking maneuver underscores the U.S. Space Force’s commitment to pushing the bounds of ...

After spending 434 days in space, the crewless Space Force craft returned to Earth on March 7, landing at California's ...

The Space Force is integrating its capabilities into the Joint Simulation Environment and crafting a plan for an advanced ...

China has warned that it "reserves all options" against the self-governed island of Taiwan, including the use of force.

The Space Force is looking at ways to integrate commercial capabilities and better partner with international allies on space ...

Crew-10 astronauts will board SpaceX Falcon 9 rocket to International Space Station, which sets up the return to Earth of ...

A secretive Space Force ship returned to Earth after spending over a year in orbit conducting mysterious experiments.

Despite not having launched anything in more than five months, United Launch Alliance still expects to fly around 12 missions this year. But it’s still waiting on the Space Force to certify ...

The United States Space Force’s secretive X-37B space plane touched down to earth on Friday after spending 434 days in orbit ...

The X-37B spacecraft’s latest mission was shorter than the last but tried several new maneuvers and approaches during its ...

As the agency's SPHEREx space telescope and PUNCH solar mission rode toward their orbital stations at 10:09 p.m. EST (0209 ...