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'Cataclysmic' solar storm hit Earth around 2687 years ago, ancient tree rings reveal

Live Science
Summary
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75% Informative

Ancient tree rings reveal evidence of colossal solar storms known as Miyake Events.

These rare space weather events are so rare that only 6 have been detected in the past 14,500 years .

The exact timing of the ca. 660 BCE event had long eluded researchers, until now.

The study is published in the journal Communications Earth & Environment .