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NPP Spacecraft
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NPP Spacecraft

January 15, 2013
In a clean room inside the Astrotech Payload Processing Facility at Vandenberg Air Force Base in California, Ball Aerospace technicians finish installing NASA's National Polar-orbiting Operational Environmental Satellite System Preparatory Project (NPP) spacecraft in a payload transportation canister in preparation for its trip to the launch pad. Image credit: NASA/Roy Allison, VAFB Oct. 11, 2011