America's Largest Rocket Launches Top-Secret Spy Satellite
Wednesday, August 28, 2013 - 15:00
in Astronomy & Space
A Delta 4-Heavy rocket lifted off the pad at California's Vandenberg Air Force Base at 1:52 p.m. EDT (1752 GMT) Wednesday, carrying a classified payload to a polar orbit for the U.S. National Reconnaissance Office (NRO).