WSJ’s Shelby Holliday looks at what the U.S.’s Boeing-made X-37B spacecraft is capable of doing, and how these launches underscore the intensifying space race between superpowers. Photo ...

In a rare display of transparency about X-37B, Boeing Space, the makers of the space plane, have recently released a video explaining how the first-of-its-kind demonstration works. Known as ...

The X-37B is a secret, remotely operated spacecraft designed by Boeing for unknown purposes in service of the U.S. Department ...

The OTV-7 flight marks the first time the U.S. Space Force and the X-37B have attempted to carry out a dynamic aerobraking maneuver. In a statement released last year by Boeing, builder of the ...

The last time the U.S. Air Force's super secretive X-37B space plane launched, it didn't come down until almost two years later — 674 days to be exact. On Wednesday, it launched again ...

The X-37B craft has now been circling the earth for 902 days, greatly exceeding its previous record of 780 days. And it doesn’t appear to be coming back to Earth any time in the immediate future.