Jan 11

Sundiving Comet Storm

Credit: NASA Science News

SOHO's 2000th comet, spotted by a Polish amateur astronomer on December 26, 2010.
Credit: SOHO/Karl Battams

The sun has just experienced a storm—not of explosive flares and hot plasma, but of icy comets.

Sundiving comets—a.k.a. "sungrazers"—are nothing new. SOHO typically sees one every few days, plunging inward and disintegrating as solar heat sublimes its volatile ices. But now an  amount 25 comets has hit the Sun in only ten days. (read more)

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