Blue MoonORLANDO, Fla. – Ever heard of the phrase, “Once in a Blue Moon”? Blue MoonBut exactly what is a Blue Moon? A seasonal Blue Moon refers to the third full moon in a season that has four full moons. A monthly Blue Moon is the second full moon within one calendar month. The second full moon, the Blue Moon, is expected to peak on Wednesday, August 30, at 9:39 p.m.

Source: The Nation July 30, 2023 16:10 UTC