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Alan Friedman: Saturn over 6 years

Amateur astronomer Alan Friedman took a series of pictures of Saturn over several years, showing how our view of the rings changes.

 

Credit: Alan Friedman

Original picture: www.avertedimagination.com/img_pages/6_years_of_saturn.html (hosted here with Alan's permissino so it will fit on my blog)

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Uploaded on September 16, 2011