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 ...

The region was not considered a major concern by space weather specialists, and yet it produced a large M4-class solar flare at about 2239 UTC on December 28, according to SpaceWeather.com. The blast ...

A G2 storm, rated “moderate” on the five‑tier NOAA scale, can induce voltage irregu­larities in power systems and affect high ...

A single patch on the Sun recently stayed hyperactive for 94 straight days, hurling flare after flare into space and setting ...

A new solar storm is approaching. In 2025 there were several, but they did not have serious consequences. Now, the US National Oceanic and Atmospheric Administration (NOAA) has iss ...

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

An international team of researchers tracked the active solar region using the Solar Orbiter spacecraft, a joint NASA and ...

Earth is facing a double coronal mass ejection impact today, January 3, 2026, potentially triggering G2-class geomagnetic ...

Scientists tracked active solar region NOAA 13664 for 94 days, showing how persistent magnetic complexity drives flares and ...

This was the view as a multi-colored curtain of aurora formed to the south in my sky during the great display of Northern Lights on May 10, 2024. The Kp Index peaked at 8 this night bringing the ...

An intense barrage of magnetized plasma released by the Sun is currently slamming into Earth’s magnetosphere, producing a powerful geomagnetic storm and possibly generating auroral displays in the ...

Geomagnetic storm conditions are possible Nov. 10 through Nov. 12. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Editor's note: The sun ...