The X-37B Orbital Test Vehicle
Media playback is unsupported on your device

Top secret space plane lands in California

A unmanned US plane on a top-secret, two-year mission to space has returned to Earth and landed in California.

The aircraft, resembling a miniature space shuttle and known as the Orbital Test Vehicle or X-37B, spent 674 days in orbit around the planet.

Pictures released by the 30th Space Wing show it touching down at Vandenberg Air Force Base on Friday morning.

Go to next video: Soyuz heads to ISS with new crew