Millions saw unexpected northern lights, as a wild solar storm unfolded across the world

Millions saw unexpected northern lights, as a wild solar storm unfolded across the world

Northern lights illuminate the night sky in Johnston, Iowa. | Brian Owens/UGC/Reuters via CNN Newsource (CNN) — For two nights, dazzling auroras delighted sky-gazers in unexpected places, including in the US as far south as Florida. The cause: dual solar storms unleashed by the sun reaching Earth. A severe storm was initially predicted for Thursday as well, with the potential for the northern tier of the US to see auroras again in the evening. F…