Research on Ancient Massive Solar Storms Suggests a Need to Prepare for the Next Ones

[ARRL]

Numerous powerful X-class solar flares occurred last fall as Solar Cycle 25 activity picked up. Jon Jones, N0JK, covered the event in his QST column, “The World Above 50 MHz,” in the February issue, and he pointed out, “More powerful flares than these have taken place, such as the Carrington Event of 1859, during which aurora was seen in the South Pacific and in Cuba, and it sparked electrical ...

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