Monster X-class flare is most powerful solar eruption since 2017, could trigger auroras and major geomagnetic storms

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On Dec. 14, a 2.8 magnitude X-class flare exploded from the sun, triggering radio blackouts on Earth and unleashing a CME that could also hit our planet in the next few days. It is the most powerful solar flare in more than six years.

Monster X-class flare is most powerful solar eruption since 2017, could trigger auroras and major geomagnetic storms : Read more