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CAPE CANAVERAL, Fla. – The Atlas V first stage booster for NASA's Radiation Belt Storm Probes mission emerges from United Launch Alliance's Delta Mariner barge at Port Canaveral in Florida. The Radiation Belt Storm Probes, or RBSP, mission will help us understand the sun’s influence on Earth and near-Earth space by studying the Earth’s radiation belts on various scales of space and time. For more information, visit http://www.nasa.gov/rbsp. Photo credit: NASA/Jim Grossmann
