space force
Latest about space force
Space Force's mysterious X-37B begins 'aerobraking' to lower orbit. Here's how it works.
By Brett Tingley published
In a rare show of openness about the X-37B, Boeing Space released a video detailing how the space plane's aerobraking maneuvers help change its orbit.
Boeing-made satellite shatters in orbit, and nobody knows why
By Ben Turner published
Intelsat 39 being launched from French Guiana aboard an Ariane 5 rocket in 2019.
China's secret space plane has released another unknown object over Earth
By Joanna Thompson published
China's mysterious Shenlong space plane has released an unidentified object in orbit — the seventh such object released in the past six months. The U.S. Space Force is monitoring the situation.
US Space Force delays launch of secretive space plane to Dec. 10
By Josh Dinner published
The U.S. military's elusive X-37B space plane has postponed its next launch by three days. Based on the rocket its riding on, the secretive spacecraft is likely launching farther than ever before.
10 things we know about the secret X-37B space plane
By Adam Mann published
The U.S. military has an uncrewed mini-shuttle called the X-37B. Here's what we know about this secret space plane.
Rocket Lab is back in business, with launch of US military satellite
By Mike Wall published
The company's Electron rocket launched a small satellite for the U.S. military early Thursday morning (July 29), acing its first mission since a failure in mid-May.
US Space Force blasts missile-warning satellite into orbit around Earth
By Jeanna Bryner published
The U.S. Space Force launched a giant rocket Tuesday (May 18) carrying a satellite that will circle Earth's equator and alert the ground of any incoming missiles, according to news reports.
NASA and US Space Force team up for planetary defense, moon trips and more
By Chelsea Gohd published
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.