3rd X-class solar flare in 24 hours is the most powerful for 6 years — and it may not be the last

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A hyperactive sunspot recently unleashed its third X-class flare in under 24 hours. The X6 flare is the most powerful since 2017 and could be followed by equally massive explosions.

3rd X-class solar flare in 24 hours is the most powerful for 6 years — and it may not be the last : Read more