A full moon happens when the moon is directly opposite the sun from our perspective on Earth, fully illuminated by sunlight. While most full moons are completely lit up, sometimes

There will also be two total lunar eclipses that occur during the March and September full moon events. A lunar eclipse, which causes the moon to look dark or dimmed, occurs when Earth is between the sun and moon and the three celestial objects line up in a row so that the moon passes into our planet’s shadow.

Here's everything to know about the full snow moon, including more on its nickname and when to see it over California skies.