After NASA retired the space shuttle in 2011, many thought space planes were history. But they are making a comeback with new designs. Several U.S. companies like Sierra Space Corp., Dawn Aerospace, ...

Add Yahoo as a preferred source to see more of our stories on Google. The US Space Force's secret space plane, the X-37B, shared an image from orbit for the first time. The reusable orbital test ...

It's not every day that we get to see a glimpse of what a mysterious space plane is up to in orbit. This week, the US Space Force shared a picture it says was snapped last year by the X-37B, showing ...

There are probably aircraft and spaceplanes in this world we literally know nothing about, and those are by all intents and purposes the true secret ones. The X-37B is only partially so: everybody ...

The private Dream Chaser space plane took to the skies Tuesday (May 29), kicking off a flight-test program that will vet the vehicle's ability to carry astronauts to and from low-Earth orbit. The ...

The United States Space Force’s secretive X-37B space plane touched down to earth on Friday after spending 434 days in orbit conducting mysterious tests. The unmanned Boeing-made aircraft landed at ...

A U.S. X-37B space plane is slated to test a new way of rapidly changing its orbit, part of the Space Force’s quest for fuel-sipping maneuverability. The spacecraft will experiment with aerobraking, ...

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 ...