SAN FRANCISCO--(BUSINESS WIRE)--XPRIZE, the global leader in incentivized prize competition, today announced that five Google Lunar XPRIZE teams have been awarded a combined US$5.25 million in recognition of key technological advancements toward their quest to land a private spacecraft on the surface of the moon. Determined by a judging panel of science, aeronautics and space industry experts that evaluated numerous tests over the past year, the Milestone Prizes honor hardware and software inno