Secret mission accomplished: America's secret space plane to land after a YEAR in orbit - and no one knows what it did up there | Mail Online
The X-37B has been circling the Earth at 17,000mph and was due to land in California in December
Mission of highly classified robotic plane extended for unknown reasons
Will now land in mid- to late-June
speed of the plane is 17,000Mph or 27358.848 km! amazing. Although no one knows its use as yet
The X-37B has been circling the Earth at 17,000mph and was due to land in California in December
Mission of highly classified robotic plane extended for unknown reasons
Will now land in mid- to late-June
speed of the plane is 17,000Mph or 27358.848 km! amazing. Although no one knows its use as yet
