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Singing the Blues: August Will Be a Blue Moon Month
This image of the full moon was taken by Alamelu Sundaramoorthy from Portland, Ore. on July 3, 2012.

August's rare blue moon

September 1, 2012

A second full moon of the month, known as a "blue moon," gave skygazers a sight to behold on Friday, Aug. 31, 2012. It was the last blue moon until 2015.