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

A G4-level geomagnetic storm is one of the most extreme on the classification scale, and on November 11, it electrified the ...

These CMEs are currently headed toward Earth and will likely cause strong to minor geomagnetic storms later today and ...

The gaping sunspots promise to send solar flares our way. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Two immense swarms of sunspots have ...

Federal forecasters are warning of a severe solar storm through Tuesday that potentially threatens satellites, orbital communications and some infrastructure. The warning follows a volley of solar ...

Super high-definition images of the sun's sunspots have been captured by a telescope, showing tiny dots of plasma bubbling away within the dark spot. The images were taken by National Science ...

It's not likely, but not impossible, we'll see any major activity as we leave the low end of the current sunspot cycle and enter the slow climb to the peak of a new one. That's one of the mysteries of ...

Two immense swarms of sunspots have popped into view on the surface of the sun, hinting at the increased possibilities of vivid auroras and potentially damaging solar flares over the months to come.