Fresh on the heels of August's black moon is September's full moon, which will be among the most interesting full moons of 2025. It's coming with a total lunar eclipse, making it a blood moon. Viewers in the US won't be able to see the upcoming lunar eclipse, but the moon should still appear redder than usual.

The total lunar eclipse, which takes place on Sept. 7, will be visible primarily in Asia, Australia, Eastern Europe and Eastern Africa. Most of the rest of Europe and Africa will see a partial eclipse, while North and South America are left out this time around.

A blood moon only occurs during a total lunar eclipse, when the moon angles behind the Earth in such a way that the Earth blocks much of the sun's light. What's left passes through Earth's atmosphere on its way to the mo

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