The universe is a vast, mysterious place, filled with phenomena that can both awe and alarm us. Among these cosmic events, ...

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How a St. Patty’s Day solar storm turned on the Northern Lights When a wave of charged particles and magnetic field from the sun hits the Earth, the planet becomes a neon light bulb. Solar ...

This story appears in the June 2012 issue of National Geographic magazine. On Thursday, September 1, 1859, a 33-year-old brewer and amateur astronomer named Richard Carrington climbed the stairs ...