Last updated on April 17, 2014 at 16:09 EDT
NPP Spacecraft at Launch Pad
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NPP Spacecraft at Launch Pad

January 15, 2013
Workers at Vandenberg Air Force Base's Space Launch Complex-2 prepare to hoist NASA’s National Polar-orbiting Operational Environmental Satellite System Preparatory Project (NPP) spacecraft, which is tucked inside a protective payload transportation canister. Image credit: NASA/Mark P. Mackley, VAFB Oct. 12, 2011