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 ...

A new solar storm is approaching. In 2025 there were several, but they did not have serious consequences. Now, the US ...

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 ...

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 ...

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

Scientists have issued alerts for approaching solar or geomagnetic storms, which are set to hit Earth this week and will produce bright, stunning displays of light known as auroras over parts of the ...

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 ...

Learn about the longest observation of an active solar region, a feat that could start a path to improved solar storm ...