Solar weather will likely impact the Earth’s atmosphere this weekend, including a possible geomagnetic storm that could bring ...

A gigantic hole has opened up in the Sun's atmosphere and is currently big enough to spot from Earth. The structure located ...

will impact how far south the northern lights can reach in the U.S. Geomagnetic storms are measured on a five-point scale. At G1, the northern lights are typically visible across Alaska ...

Researchers have created an improved traffic light system for predicting geomagnetic storms. They are now testing how well ...

The effects of a coronal mass ejection—a bubble of plasma that bursts from the sun’s surface—will likely impact Earth ... A minor or greater geomagnetic storm is expected following the ...

Aurora chasers may be in for a treat this weekend as an incoming geomagnetic storm will likely bring northern lights ... Center predicts that the Kp index will peak at 5.33 (on a 0 to 9 scale) over ...

Aurora chasers are on high alert for minor geomagnetic storm conditions from Jan. 24 through to Jan. 25. Northern lights might be visible over some northern and upper Midwest states.

A minor geomagnetic storm is projected to impact Earth on Saturday and Sunday ... grouped by subdivisions within each letter class, on a scale from 1 to 9. “Flares of this magnitude in and ...