Is there a full moon tonight? Here's when to look up to see the first of two moons this month and why they are called the flower moon and blue moon.

A brilliant full moon will light up the sky this weekend. Here's what to know about the May flower moon meaning and what time to look up tonight.

May's first full moon is happening on the first day of the month. Here's what to know.

Ever wonder why we say 'once in a blue moon'? May’s full moon schedule sheds some light. This Sky Above includes Halley's Comet sightings and NASA's safe splashdown.

The phenomenon behind the phrase 'once in a blue moon' is coming later in May. But there are actually 2 full moons this month.