October 26 , 2019
1849 days
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- NASA recently decommissioned its 7-year-old Van Allen Probes mission.
- It consists of 2 satellites in Van Allen belts to study space weather and the radiation belts around the Earth.
- Van Allen radiation belts are giant swaths of magnetically trapped, highly energetic charged particles that surround earth.
- The mission studied how these radiation rings acquire and lose electromagnetic particles.
- James Van Allen, a physicist at the University of Iowa, discovered these radiation belts in 1958.
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