We could see strong G3 geomagnetic storm conditions this week. Here's what to know.

Sunspots AR3664 and AR3663 have been erupting with X- and M-class solar flares. Both sunspots are Earth-facing and could ...

A strong geomagnetic storm watch has been issued for early this week.

On the evening of December 5, two strong Class M solar flares were recorded. This was announced on December 7 at the ...

Sun’s far-side active region AR4294 produced multiple M-class and C-class flares, triggering radio blackouts, affecting solar wind, and increasing geomagnetic activity with potential auroras in ...

The powerful X1.1 solar flare from sunspot region 4298 sparked strong radio blackouts on the sunlit portion of Earth at the time of eruption.

The Sun fired a staggering X1.9-class solar flare at the turn of the month, triggering a sudden, widespread radio blackout ...

The R2 classification signifies that the solar flare has the potential to cause minor disruptions in radio communications and navigation systems on Earth. For instance, such flares can lead to ...

A sunspot, potentially generating multiple solar flares, may lead to auroras that could be visible as far south as Alabama.

The Sun unleashed its most powerful solar flare of 2025 on November 11, sending a burst of high-energy radiation speeding ...

The flare might just inspire a display of Northern Lights even in Illinois, Oregon, Alabama, and Northern California.

Scientists have captured an exceptionally rare, high-resolution view of an active region that produced two powerful X-class ...