What is the moon phase today? Today, Dec. 18, 2024, the moon is 16 days old, in the Waning Gibbous phase of its lunar cycle. It is 89% illuminated. Moon phases reveal the passage of time in the ...
Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...
The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This alignment ensures the entire side of the Moon that faces us gleams under ...