The aurora borealis will be more visible than usual Sunday night, the National Oceanic and Atmospheric Administration projects, potentially giving Americans in 10 states a view of the northern lights.

A period of peak magnetic storms on the sun could lead to another show of northern lights on Earth on Saturday and Sunday, forecasters say.

Tonight could bring a rare treat to skywatchers across the United States: a vivid display of the northern lights visible far beyond their usual polar boundary. Thanks to a particularly strong geomagnetic storm,