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There is a chance of powerful X-class solar flares that are capable of causing radio blackouts over the next three days, according to forecasters. The National Oceanic and Atmospheric ...

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Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: NASA/SDO The sun ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A spot on the sun 10 times larger than Earth has been seen ...

If you’re seeing social media posts about an X-class solar flare, here’s what you need to know now. A powerful X-class solar flare, the strongest category scientists track, erupted from the ...

The sun has had an active few days, firing several powerful solar flares and (plumes of searing-hot solar material out into space. On Tuesday (May 13), a sunspot on the sun's surface named AR4086 ...