A ‘Super Blue Blood Moon’ Is Going To Light Up The Sky. Here’s Where To See It.
Secondly, it is the second full moon of the month. Full moons are typically separated by 29 days. Usually, every calendar month only has one full moon, but sometimes, a second one squeezes in. When this happens, as it will on Jan. 31, the event is commonly referred to as a “blue†moon.Â
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