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

A 'killer' solar flare could potentially disrupt Earth's technology and life, but the chances of a flare large enough to ...

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 ...

The X9.05 solar flare peaked at 8:10 a.m. EDT (1210 GMT), triggering shortwave radio blackouts over Africa and Europe, the sunlit portion of Earth at the time of eruption.

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 ...

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

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

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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.

A coronal mass ejection associated with the solar flare is expected to cause minor to powerful geomagnetic storms on Earth from Thursday through Saturday. Scientists have said while the planet is ...