Research NewsSolar Physics

That Winking, Blinking Sun

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Science  06 Feb 1998:
Vol. 279, Issue 5352, pp. 806
DOI: 10.1126/science.279.5352.806b

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New observations from the Solar and Heliospheric Observatory satellite show that the sun is covered in tiny hot spots. These short-lived bursts of energy could shed light on a big puzzle in solar science: What heats the sun's atmosphere to fantastically high temperatures and powers the stream of charged particles that flows into space as the solar wind?