Moon phases reveal the passage of time in the night sky. Some nights when we look up at the moon, it is full and bright; sometimes it is just a sliver of silvery light. These changes in appearance are ...

The Moon has always been one of the most recognizable objects in the sky. It changes shape slightly every night — sometimes round and shining, sometimes just a sliver of light. These are moon phases, ...

Thanks to our lunar cycle, the moon is always changing how it appears to us. Tonight's moon is a little shy, and we can explain why. The lunar cycle is a series of eight phases of the moon's ...

The full moon is just a day out, so what does that mean for tonight's moon? Keep reading to find out. Today is the 14th day of the lunar cycle, a recurring series of eight unique phases of the moon's ...

Today, Dec. 20, 2025, the moon is 0 days old and is in the New Moon phase of its lunar cycle. It is 0% illuminated.