After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares ...

This investigation reveals the dangers posed by solar flares, massive eruptions from the Sun capable of disrupting life on ...

The M4.4 solar flare unleashed a coronal mass ejection (CME) into space — and Earth might just receive a glancing blow.

After more than three weeks without a powerful solar flare, the sun has suddenly ramped up its activity, firing off three ...

Space weather experts warn that a moderate-strength geomagnetic storm could hit Earth Friday or Saturday (Aug. 8 or 9) — ...

An active sunspot could give photographers another reason to photograph the night skies this weekend. A solar flare that hit ...

A new sunspot forming on the surface of the sun might be about to fling solar flares in our direction. The sunspot, named 3856, is facing Earth and has developed a volatile type of magnetic field ...

After reaching solar maximum in Solar Cycle 25, the Sun continues producing multiple solar flares, with some Earth-directed components. Thankfully, those will arrive after Election Day.

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It was, however, the strongest this year, beating out an X7.1 flare that erupted earlier this week and an X8.7 flare in May (which Earth dodged).