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2003 November 26
by constantia

When sunspot groups 486 and 488 last rotated across the sun in October, they hurled abnormally strong energy blasts at Earth, sparking auroras and forcing satellite operators to take protective measures. The sunspots have now returned, sparking magnetic loops on the sun’s left edge, which the SOHO satellite captured here in assorted ultraviolet wavelengths. And more space storms may be brewing.

from → Babbling

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