Google's latest Doodle celebrates the third quarter moon phase with a fun interactive card game. The Google Rise of the Half-moon Doodle highlights the different phases of the lunar cycle ...

A total lunar eclipse occurs when the Earth is positioned directly between the moon and sun, blocking the sun's rays from the moon.

The moon will appear half full when it rises Friday night, earning it's "half moon" nickname, even though it's officially known as a quarter moon. Advertisement This waning phase ends with a new moon.