Van Allen Probes Mission Discovers Third Earth Radiation Belt

Artist’s concept of the Van Allen Probes—formerly known as the Radiation Belt Storm Probes (RBSP)—at work, high above Earth. Image Credit: NASA

Six months after their launch from Cape Canaveral Air Force Station, Fla., NASA’s twin Van Allen Probes have discovered a third radiation belt girdling the Earth. Published by the journal Science, the […]