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| NASA Photo |
You're in luck if you've been waiting to spy a blue moon hovering in our skies. August heavens will be graced with two full moons, the first on Aug. 1, and the second Aug. 31, with this glowing sphere often labeled a blue moon.
If you miss this one, when is the next blue moon? You'll have to wait three years for the next blue moon, expected on July 31, 2015.
Earth's only satellite, however, will look like it normally does on any other night. Even so, August's second full moon is considered relatively rare, though two full moons in one month occurs on average every 2.66 years. [5 Mad Myths About the Moon]
