Mar 1, 2013 (Talk of the Nation) — In 1958, James Van Allen described two belts of radiation that surround Earth. Daniel Baker says that when a satellite was launched to study the belts in 2012, it saw a third belt form, which lasted for about a month before being blasted away by an interplanetary shock wave.
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A Natural Particle Accelerator, Far Above The Planet
Mar 1, 2013 (Talk of the Nation) — In 1958, James Van Allen described two belts of radiation that surround Earth. Daniel Baker says that when a satellite was launched to study the belts in 2012, it saw a third belt form, which lasted for about a month before being blasted away by an interplanetary shock wave.Missing some content? Check the source: NPR
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