This Weekend's Moon Event Won't Happen Again Until 2028

May’s “Flower Moon”, or the full moon which marked the beginning of the month, has come and gone. But its second “blue moon” is yet to come.

In a relatively uncommon cosmic event, May 2026 will be bookended by a second moon – a “monthly blue moon,” to be precise. 

Here’s what that means and when to see it.

What’s a monthly blue moon? 

There are two types of blue moons: seasonal and monthly. 

The one we’ll see this May is a monthly moon. These are a little easier to understand than seasonal blue moons and, 

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