Check today’s Moon phase and explore the full lunar calendar for 2025, showing each stage from new moon to full moon throughout the year.

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 ...

Learn how the Moon’s phases form, why it changes shape in the sky each night, and what each stage — from new moon to full moon — actually means.

If you happened to glance up to the sky last night, you would have noticed that the Moon was missing. That’s because the New Moon has arrived. Traditionally, that means it's a good time to start your ...

A new moon draws the highest tide of the month, but this week's timing could make Hurricane Erin's impact worse. Here's when and what to know about the August new moon. Hurricane Erin has maximum ...

When you hear a fisherman say they “fish the moons”, what they really mean is they are specifically fishing the full moon and new moon phases. These are the times when the moon is either closest to ...

In 17 patients with rapid cycling bipolar disorder, time-series analyses detected synchronies between mood cycles and three lunar cycles that modulate the amplitude of the moon’s semi-diurnal ...

It would seem that moon phases are not the only cause of rising tides. In Tuscaloosa, it's also football coaches, and it seems that Coach Nick Saban is a "phase" that is causing a huge swell in the ...

What is the moon phase today? Today, Sept. 21, 2025, the moon is 29 days old and is in the New Moon phase of its lunar cycle. It is 0% illuminated. Moon phase Date First Quarter Aug. 31 Full Moon Sept ...