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Rare images reveal active sunspots minutes before they unleashed powerful X-flares that caused November 2025's stunning auroras

Summary by Space
Using the GREGOR solar telescope at the Teide Observatory in Tenerife, Spain, researchers observed the sunspots behind two X-class solar flares in active region NOAA 14274. Capturing such events with a ground-based telescope is rare.

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Rare images reveal active sunspots minutes before they unleashed powerful X-flares that caused November 2025's stunning auroras

Using the GREGOR solar telescope at the Teide Observatory in Tenerife, Spain, researchers observed the sunspots behind two X-class solar flares in active region NOAA 14274. Capturing such events with a ground-based telescope is rare.

·United States
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Space broke the news in United States on Thursday, December 4, 2025.
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