the rare cosmic event will take over the skies when a supermoon and seasonal blue moon occur at the same time. A supermoon happens when the full moon’s orbit is closer to Earth, while a blue ...

August's full moon, which is coming Monday, August 19, has several names. It's a supermoon, a blue moon and the sturgeon moon. So what do they all mean? The "super" part refers to the moon's orbit ...