Stig Östlund

tisdag, juli 21, 2009

Is the Sun Missing Its Spots?

" Ever since Samuel Heinrich Schwabe, a German astronomer, first noted in 1843 that sunspots burgeon and wane over a roughly 11-year cycle, scientists have carefully watched the Sun’s activity. In the latest lull, the Sun should have reached its calmest, least pockmarked state last fall".

Fortsättning i New York Times: http://www.nytimes.com/2009/07/21/science/space/21sunspot.html?_r=1&8dpc

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