NASA has shut down the first of the two Van Allen Probes in anticipation of their controlled burn up in the Earth's atmosphere in about 15 years. On July 19, 2019, at 1:27 pm EDT, mission control at Johns Hopkins University Applied Physics Lab in Laurel, Maryland sent the signal ordering Van Allen Probe B to close down its systems after running out of propellant.
.. Continue Reading NASA shuts down first of the two Van Allen probesCategory: Space
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from New Atlas (Gizmag) https://ift.tt/2Ysrtk0
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