That technique enables the spacecraft to change orbits while expending minimal fuel. — X-37B: The Space Force's mysterious space plane ...

That U.S. Space Force X-37B Orbital Test Vehicle (OTV-7 ... was placed in an orbit higher than any of the earlier space plane missions – into a highly elliptical high Earth orbit.

The U.S. Space Force’s unmanned X-37B space plane continues to orbit Earth, raising questions about its true purpose. While many of its missions remain classified, some details about its work in ...

SpaceX Falcon Heavy rocket launches mysterious X-37B space plane for US Space Force after delays As part of this increased launch activity, Space Launch Delta 45 and SpaceX implemented new ...

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After the first test flights in 2025, Lockheed Martin will transfer the plane to NASA. Then, after acoustic testing over ...

But with NASA's X-59 plane, that could change. The space agency plans for the aircraft's first flight in 2025, an endeavor that seeks to turn the booms to "barely audible" thumps and make ...

Milestones like Sierra Space’s Joint Test 10B are needed to confirm Dream Chaser’s “ability to handle specialized payloads ...