Auroras are possible over the U.S. tonight (March 25) as a "moderate" geomagnetic storm hits Earth. UPDATE: The Northern ...
A G3 geomagnetic storm is predicted to strike Earth, with displays of the Northern Lights possible across northern U.S. states.
A strong geomagnetic storm made the Northern Lights visible in 22 U.S. states. Find out where you can still see them and why ...