A blood moon is a deep reddening of the moon caused by the Earth passing between the moon and the sun. During the period of the eclipse, light from the sun passes around the Earth and through its atmosphere. This scatter... More »

www.reference.com Science Astronomy Our Moon

A blood moon does not signify anything. It is a total lunar eclipse that turns a rusty red-orange or a deep blood-red color while it is in Earth's shadow. Sunlight filters through Earth's atmosphere and reaches the moon ... More »

www.reference.com World View Symbolism

The moon appears orange when the sunlight it reflects passes through a thicker portion of the Earth's atmosphere. Generally, the moon only appears orange when it is close to the horizon. More »

Crescent moons happen when Earth, the sun and moon are positioned in a way that only shows a portion of the reflected light on the moon. The result is a crescent-shaped light pattern. More »

The moon is not visible to observers on Earth during its new moon phase, when the moon is located on the same side of Earth as the sun. During this phase, the portion of the moon that is illuminated by the sun faces enti... More »

Moon phases occur because the angle of the Earth, moon and sun changes as the moon orbits the Earth. One-half of the moon is always illuminated by the sun. As a person's angle of sight changes, different portions of sunl... More »

www.reference.com Science Astronomy Our Moon

A lunar eclipse happens when the Earth passes between the moon and the sun. Lunar eclipses cast a shadow on the moon due to the Earth's location. From the perspective of the moon, the Earth completely blocks the sun. More »