Researchers followed a single solar hotspot for 3 months as it unleashed nearly 1,000 flares, revealing insights about our Sun's fury.

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: SDO/AIC/NASA The sun has had an active few days, firing several powerful solar flares and ...

After weeks of relative quiet, the Sun has erupted with a series of powerful solar flares, signaling a return to more active space weather conditions. Over the weekend, three M-class solar flares were ...

Stunning imagery from outer space shows the power of the Sun, with a massive solar flare and coronal mass ejection erupting from the giant star’s surface, but space experts say there is no need to ...

Space weather forecasters are watching for faint CMEs that could reach Earth later this week. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class solar flares—an achievement rarely possible from Earth. Using the GREGOR ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...

Update, Nov. 5, 2025: NOAA has upgraded its forecast to a G3 (strong) geomagnetic storm, meaning up to 21 U.S. states may see aurora overnight on Nov. 6-7, 2025. Two X-class solar flares — the ...

A powerful X1.9 solar flare from new sunspot AR4299 triggered strong radio blackouts, as giant sunspot AR4294 rotates into view with more activity likely. When you purchase through links on our site, ...

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 ...