A rapidly growing sunspot has fired off at least 18 M-class and three X-class flares in just 24 hours, including an intense ...

The sunspot region 4366 fired off dozens of powerful solar flares in 24 hours, including the single strongest flare since 2024. Auroras are possible later this week.

In an astonishing display of cosmic power, the Sun has unleashed 17 minor solar flares and three powerful X-class blasts in less than 24 hours, primarily due to a massive sunspot known as AR4366. This ...

In an exciting development for solar activity enthusiasts and researchers alike, Region 4366 has once again made headlines by producing a significant X8.1 (R3) flare at 6:57 PM ET. This powerful solar ...

The flare was part of a series of three X-class solar eruptions that occurred between late February 1 and early February 2.

Earth's magnetic field was struck by a "severe" solar storm Monday (Jan. 19), triggering vibrant auroras in the U.S. and ...

The Sun has snapped into a hyperactive mood, unleashing a rapid-fire sequence of powerful eruptions just as a volatile sunspot rotates into direct view of Earth. The result is a wild solar flare ...

The Sun has released four powerful X-class solar flares in just two days, alarming scientists worldwide. Experts warn these ...

The Sun unleashed powerful X-class solar flares from sunspot region AR 4366, tracked by NASA and the Solar Dynamics ...