* An "Annular Eclipse" is when the Moon is perfectly aligned between the Earth and the Sun, but the Moon appears smaller than the Sun, so rings of light appear around the Moon. The Earth below is not cast in complete darkness. | * An "Annular Eclipse" is when the Moon is perfectly aligned between the Earth and the Sun, but the Moon appears smaller than the Sun, so rings of light appear around the Moon. The Earth below is not cast in complete darkness. |