Skywatchers across the United States have a golden opportunity to witness one of nature’s most breathtaking spectacles.

A minor-to-moderate geomagnetic storm is expected Saturday night, the National Oceanic and Atmospheric Administration said.

During Valentine's Day weekend, northern parts of America, including Maine, may have a chance of seeing an aurora. But space weather scientists warn that the chances of this happening are slim.

NOAA releases northern lights forecast for Valentine's Day, with chances of the aurora borealis reaching the northern part of ...