Whispers of a classified space fleet have circulated since the 1980s — massive motherships and scout craft said to guard Earth from above. Could Solar Warden be real?

Florida's Space Coast has become known for its rocket launches, which has notably increased in the past few years. Aside from the "ooh, ahh" factor of a launch virtually morning, noon or night − with ...

For the first time, we’re seeing an image from the record-breaking US military space plane while in Earth orbit. Over the weekend, the US Space Force shared a photo taken by the spacecraft X-37B ...

The length of the mission wasn't disclosed, but a previous flight lasted years. A not-so-secret, secret reusable spaceplane operated by the United States Space Force is scheduled to lift off for its ...

A former US Marine has claimed he spent 17 years of his career on MARS. The ex-naval infantryman, who uses the pseudonym Captain Kaye, says he was posted to the Red Planet to protect five human ...

A U.K. start-up has shocked the space exploration community after unveiling plans to use a novel nuclear fusion propulsion system to power an orbital fleet of reusable "alien-like" rockets, known as ...