"Ever mention something that happens “once in a blue moon”? Well brace yourselves—that moon will be here at the end of the month.
Tonight, August 1, is the month’s first full moon. But then we get a bonus as well, on the very last day: August 31 will showcase a second full moon, and this one will be blue, according to Space.com. The last two-full-moon August occurred in 2008."
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