The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This ...

The Moon's phases are caused by changing amounts of sunlight reflecting off its surface as it orbits Earth. Lunar eclipses happen during a Full Moon when Earth is between the Sun and Moon. Solar ...

While orbiting Earth, the moon undergoes a series of phases, each marked by its unique appearance in the sky The moon has captivated humanity since the beginning of time, but what deeper significance ...

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.

A look at the phases of the moon, from new moon to full moon, including's tonight's lunar phase. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

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 ...