You've probably heard of a "blue moon," a term used for two full moons in one calendar month. But have you heard of a "black moon?" The label describes a rare second new moon in a month.

What is the moon phase today? Today, Feb. 13, 2025, the moon is 15 days old and is in the Full Moon phase of its lunar cycle. It is 99% illuminated. Moon phases reveal the passage of time in the ...

A Black Moon is the term used to describe the second new Moon in the same calendar month, according to TimeAndDate.com. According to NASA, a new Moon is the lunar phase when the illuminated side ...