Aurora photos: Stunning northern lights glisten after biggest geomagnetic storm in 21 years
An immense geomagnetic storm caused auroras as far south as Florida for the first time in 21 years after the sun unleashed a wave of solar flares and at least seven coronal mass ejections at Earth.
An immense geomagnetic storm caused auroras as far south as Florida for the first time in 21 years after the sun unleashed a wave of solar flares and at least seven coronal mass ejections at Earth.
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