A solar flare is an intense localized eruption of electromagnetic radiation in the Sun's atmosphere.
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The Sun Just Unleashed a Huge Solar Flare, Triggers Radio Blackout in US
Huge solar flare erupts on the sun from 'hyperactive' sunspot
A 'mixed up' sunspot just fired off a huge solar flare
Huge Solar Flare Bursting From The Sun Is Second of Its Kind This Week, NASA Says
