The Northern Lights may be visible in the U.S. overnight on Wednesday and Thursday just as the Milky Way appears in the night sky. The delayed arrival of a coronal mass ejection traveling towards Earth may cause a geomagnetic storm, according to the latest forecast by the National Oceanic and Atmospheric Administration’s Space Weather Prediction Center. It follows a false alarm on July 1-2, but also notable displays of aurora in northern U.S. states in recent weeks.
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