What is the moon phase today? Today, Sept. 8, 2025, the moon is 16 days old and is in the Full Moon phase of its lunar cycle. It is 99% illuminated. Moon phase Date First Quarter Aug. 31 Full Moon ...

This week in Starwatch I want to go back to basics when it comes to the moon. So why does the moon change shape? Why is it a crescent on one night, a half-moon another night, and a full moon on yet ...

As of Thursday, Jan. 8, the Moon phase is Waning Gibbous. According to NASA's Daily Moon Guide, 71% of the Moon will be lit ...

The ever-shifting phases of Earth's moon present a wealth of targets for amateur astronomers to explore, ranging from magnificent craters and lunar seas to strange visual phenomena created as sunlight ...