A severe geomagnetic storm watch was issued by NOAA on Tuesday in response to recent coronal mass ejections from the sun.

Geomagnetic storms occur when charged particles from the sun collide with Earth’s atmosphere, creating auroras.

Vivid auroras lit up skies across North America and Europe as a severe G4 geomagnetic storm, one of the strongest this solar ...

As the northern lights lit up skies across the U.S., here's how agencies braced for potential disruptions to power grids and ...

A severe geomagnetic storm is likely this evening or overnight. Not all of the United States will have clear enough skies to ...

A severe (G4) geomagnetic storm impacted the planet at 8 p.m. tonight, unfortunately for Michigan, other than those south of ...

Geomagnetic storm activity is expected to continue this week, but will Nashville catch a second glimpse of the northern ...

The geomagnetic storm watch has been upgraded after a large solar flare erupted Tuesday, Nov. 11, meaning the aurora borealis ...

Space weather experts are monitoring for the potential of a so-called "cannibal geomagnetic storm" Wednesday, which could ...

The northern lights were visible Tuesday night across the Chicago area, illuminating the sky with brightly colorful displays ...

Last night's geomagnetic storm peaked allowing the Aurora to be seen as far south as the Alabama Gulf Coast. Lower latitudes ...