A second full moon in a calendar month will occur on May 31 and be best seen at moonrise on May 30. Why is the Blue Moon one of astronomy’s most misunderstood terms?

The blue moon peaked on May 31, but don't worry if you missed it. Here's when the next full moon will light up the sky.

A rare blue moon peaks early Sunday morning. It is a micromoon, so it may appear smaller and dimmer than usual. What to know ...

This only happens once in a blue moon, literally. May's second full moon is almost here, and not only is it a rare blue moon, but it will also be a micromoon. The blue moon will take place soon, ...

The second full moon of May — a blue moon — will make an appearance this weekend.

Tonight's full moon will mark a rare occasion. It will be both a micromoon as well as a blue moon. But don't expect to see drastic changes when you look up at the sky this evening. If you've ever ...

Turns out the phrase has way less to do with the moon and way more to do with a decades-old misunderstanding You’ve probably said “once in a blue moon” a thousand times in your life. Maybe to describe ...

The first full moon of the month rose May 1. Now, a 'blue moon' is coming to Western North Carolina skies. Here's what to know.