Delta IV launches NASA's Orion spacecraft on maiden mission.

A United Launch Alliance Delta IV Heavy launches NASA's Orion Spacecraft at 7:05 AM on its "Exploration Flight Test" from Launch Complex 37 at the Cape Canaveral Air Force Station, Florida on December 5, 2014. The unmanned mission will test the systems on NASA's newest spacecraft during a four and a half hour, two orbit flight. NASA's plans for Orion include flying future manned missions on voyages to deep space exploring asteroids and eventually Mars. UPI / Joe Marino-Bill Cantrell)