The massive sunspot that sparked an "extreme" geomagnetic storm in May 2024 unleashed hundreds of other dangerous solar flares, including a hidden X-class outburst, a new paper reveals. The study sets ...

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

Largest solar radiation storm in more than 20 years could trigger auroras on Earth - A solar radiation storm this large has ...

An X-class solar flare has produced an Earth-directed coronal mass ejection, increasing solar activity and raising the likelihood of geomagnetic impacts within 24 hours.

The GREGOR telescope at the Teide Observatory in Tenerife got a front-row seat to November's solar show. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

The sun recently erupted with a potent X-class solar flare, triggering a fast-moving coronal mass ejection (CME) that is ...

The sun is not only our closest stellar neighbor, it's also the star we understand the most. As we've observed it over the centuries, we've learned that the sun is not an immortal constant. It goes ...

Solar observers are in for an electrifying time. The total solar eclipse will grace North America on April 8th, and with our celestial neighbor entering a phase of heightened activity known as a solar ...

Khaberni - Russian and international astrophysicists using the 'Solar Orbiter' probe have discovered a unique phenomenon in ...

The sun may be coming out of its slumber at long last. On Friday morning (May 29), our star fired off its strongest flare since October 2017, an eruption spotted by NASA's sun-watching Solar Dynamics ...

Severe' solar flares have triggered a Aurora Australis that could be seen across Australia tonight. Here's where to see it.