The storm could also impact power systems and spacecraft operations.

The Space Weather Prediction Center has issued a G-4 geomagnetic storm watch for Monday night, indicating the potential for ...

Fireworks are not usually associated with MLK Day, but some Utahns may still see a holiday skyshow on Monday evening.

A rare and fast CME triggered a severe G4 geomagnetic storm, producing brilliant auroras seen across Europe and the U.S.

Tonight, southeast Wyoming might just light up with the Northern Lights, as meteorologist Don Day Jr. hints at a chance to ...

CHICAGO (WLS) -- The aurora borealis and aurora australis are stunning, fascinating meteorological phenomena, but how exactly do they form? To understand the auroras, you have to start by looking at ...