All of Alaska and North Dakota and most of Montana, Minnesota and Wisconsin could catch Sunday night’s northern lights, ...

A Kp index of five was recorded Sunday night and early Monday after “isolated periods” of geomagnetic storms created by ...

Auroras at Earth’s poles are caused by charged solar particles colliding with the atmosphere—but these glowing wonders aren’t ...

Chances for a group of northern U.S. states to see the northern lights are low Saturday night but are forecasted to improve ...