The Sun — usually so predictable — is exhibiting some surprising behavior and that has scientists very intrigued. Astronomers had predicted that our host star was entering a period of relative quiet ...

Over the last couple of months, furious storms have rocked the Sun’s surface, sending out powerful solar flares and bursts of charged plasma that can even cause havoc here on Earth, almost 100 million ...

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NASA has issued a warning that the Sun is “waking up,” with solar activity increasing steadily after decades of decline. The agency’s latest research, led by Jamie Jasinski at NASA’s Jet Propulsion ...

Fears are brewing that an apocalypse is coming. But instead of burning buildings and utter chaos, there's a monthslong global internet blackout. The concern comes amid recent solar storm data that has ...

Sunspot activity increases on November 1, 2025, as new regions emerge on the Sun. Solar flares, coronal mass ejections, and ...

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. As the sun nears the peak of its current ...

CAPE CANAVERAL, Fla. — A severe solar storm is headed to Earth that could stress power grids even more as the U.S. deals with major back-to-back hurricanes, space weather forecasters said Wednesday.

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