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Coronal Mass Ejections

Aurora Seen Across UK as 'Cannibal' CME Drives Geomagnetic Storm

Residual activity is possible into Wednesday with viewing limited by clouds, moonlight and fast-changing official updates.

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G2 Geomagnetic Storm Watch Expands Northern Lights Visibility to 15 States

Geomagnetic Storm Brings Northern Lights as Far South as Alabama, Continues into June 2

Geomagnetic Storm Sparks Widespread Aurora Displays Across Northern Hemisphere

Severe Geomagnetic Storm Threatens Communications and Power Grids