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Last updated on April 19, 2014 at 21:20 EDT

Earth’s Plasmasphere and the Van Allen Belts

September 11, 2013

This animation depicts how the outer boundary of the Earth’s plasmasphere, the plasmapause, (shown in blue) and the two Van Allen radiation belts (shown in red) vary when the geomagnetic conditions change.

Credit: ESA

[ Read the Article: Cluster Data Shows Intriguing Links Between Plasmasphere And Van Allen Belts ]