Last updated on April 20, 2014 at 8:28 EDT
Delta II Lifts Off Carrying NPP
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Delta II Lifts Off Carrying NPP

January 15, 2013
At Vandenberg Air Force Base's Space Launch Complex-2 in California, a United Launch Alliance Delta II arcs across the sky carrying NASA’s National Polar-orbiting Operational Environmental Satellite System Preparatory Project (NPP) spacecraft toward Earth orbit. Image credit: NASA/Bill Ingalls Oct. 28, 2011