Here's a look at what people shared online: The northern lights are caused by collisions ... If the weather is clear, the best aurora is usually visible within an hour or two of midnight ...

There is no set time for the northern lights, as solar flare activity can even happen before dark. To increase your chances, watch forecasts after 10 p.m. When you head out, have some patience. The ...

Saturday’s northern lights forecast is calmer than earlier this week, when a severe geomagnetic storm prompted lights visible in as many as 18 states.

Canadians and residents of Alaska still have the best views of northern lights, but several northern U.S. states should still ...

Even the best predictions can ... The aurora borealis, or northern lights, left many watchers in awe as pink and purple hues painted the night sky. See photos of northern lights in Florida ...