A 'rule-breaking' sunspot has fired off an extremely powerful X-class solar flare, launching a CME toward Earth that could bring vibrant weekend auroras. When you purchase through links on our site, ...
NOAA’s Space Weather Predictions Center has reported an X1.9-rated solar flare from the sunspot 4341 that follows on from a similarly-rated solar flare in November. The flare peaked at 18:09 UTC on ...
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