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Keyword: solaractivety

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  • Small Sunspot Quickly Vanishes

    07/20/2008 8:51:42 AM PDT · by zeestephen · 22 replies · 136+ views
    SOHO Observatory (NASA) ^ | 20 July 2008 | zeestephen
    A small sunspot that appeared on Friday has disappeared from the visible light spectrum. The small black dots that appear on the main link are pixel issues. Some trace of the solar disturbance remains in other filtered images and can be seen as a white area near the center point of the images (see second link) http://sohowww.nascom.nasa.gov/data/realtime/realtime-update.html. Many scientists believe that our sun has been unusually quiet since the "end" of Solar Cycle 23. Some scientists believe that our sun has been unusually active for the last 70 years. Some scientists believe that most of Earth's recent warming can be...
  • Sun's Not Screwy, Scientist Says

    07/11/2008 11:13:33 AM PDT · by decimon · 61 replies · 156+ views
    SPACE.com ^ | Jul 11, 2008 | Unknown
    Nothing is out of whack with the sun, a NASA researcher said this week, despite some scientists' suggestions that a lull in the weather there lately is unusually long, a phenomenon linked to at least one small ice age. < > "There have been some reports lately that solar minimum is lasting longer than it should. That's not true," said NASA solar physicist David Hathaway. The ongoing lull in sunspot numbers "is well within historic norms for the solar cycle." < >