Rare severe geomagnetic storm watch issued for first time in nearly 20 years amid “unusual” solar event
A severe G4 geomagnetic storm could emerge on Friday, triggering a watch for a storm of this magnitude from NOAA officials for the first time in nearly 20 years. The watch comes after days of solar activity that seemingly sent several explosions of plasma and magnetic fields toward Earth. G4s are the second-strongest form of
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