Solar Superstorm Gannon crushed Earth’s plasmasphere to a record low

ScienceDaily
Nov 23, 2025, 1:00 am298 ptsTop
A massive solar storm in May 2024 gave scientists an unprecedented look at how Earth’s protective plasma layer collapses under intense space weather. With the Arase satellite in a perfect observing position, researchers watched the plasmasphere shrink to a fraction of its usual size and take days to rebuild.…

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