The intriguingly long mission of the unmanned X-37B has come to a conclusion at last. But the mystery of the mission lingers on.
The US Air Force space plane, one of just two X-37B vehicles in the Pentagon’s inventory, landed Friday morning under the auspices of the 30th Space Wing at Vandenberg Air Force Base in California after 674 days in space — that is, 22 months.
And that’s about all that the space plane’s handlers would say about the mission, aside from the terse statement that it “conducted on-orbit experiments.” Continue reading “Secretive X-37B space plane returns to Earth, two years on”