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

Fall in love with the sky on the most romantic day of the year Ready to add some magic to your Valentine’s Day? Forget the roses and the chocolates — or bring them with you! Whether you’re sharing the moment with someone special or enjoying a peaceful solo adventure,

More states in the northern U.S. will have a chance of seeing aurora borealis on Friday, as high-speed winds from a spot on the sun’s surface may affect the Earth’s magnetic field, according to the National Oceanic and Atmospheric Administration.