The August full moon, also known as the Sturgeon Moon, reached its full phase at 3:55 A.M. EDT. Observing the full moon presents challenges due to its brightness, which can hinder dark adaptation and ...

When the moon is nearly between Earth and the sun, one side of the moon faces the sun, and that side is illuminated, but the side the Earth sees is dark. This is called the new moon phase of the lunar ...