A U.S. government agency said a weaker repeat of Saturday's powerful solar storm was likely on Sunday.

People across the Northern Hemisphere were treated to a dazzling light show late Friday and early Saturday after a rare solar storm swept Earth.

The last time the Space Weather Prediction Center issued a Severe Geomagnetic Storm Watch was nearly 20 years ago back in 2005. Another one has been issued one

Seventeen states are in for a treat Thursday as a solar forecast is expected to give stargazers a view of the Northern Lights.

The aurora borealis is one of those spectacular sights that can fill the Big Sky of western Montana.