Aurora alert! Butterfly-shaped ‘hole’ in sun’s atmosphere could spark geomagnetic storm Sept. 13-14

Forecasters warn of possible G2 geomagnetic storms as a colossal coronal hole sends solar wind racing our way.

Astrobitica September 12, 2025 (Last updated: September 12, 2025) 1 minute read

Forecasters warn of possible G2 geomagnetic storms as a colossal coronal hole sends solar wind racing our way.

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