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

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

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

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

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 ...

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 ...

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. NOAA’s ...

The solar flare peaked at 2:40 a.m. EDT (0640 GMT) and caused shortwave radio blackouts over the sunlit portion of Earth at the time of the eruption, Asia and the Indian Ocean.

The X9.0 flare takes the crown from the previous strongest flare of Solar Cycle 25, which was an X8.7 flare on May 14. Thursday's flare is the 15th strongest on record, reports Space Weather Watch.