During the eclipse, the Earth passed between the sun and moon, blocking light from hitting the lunar surface, making the moon darker than usual. The moon turned a red hue, becoming a “blood moon,” due to the sunlight passing through Earth’s atmosphere before reaching its surface.

Pictures of last night's "Blood Worm Moon," a total lunar eclipse, show the full moon looking red in the night sky.

The process to create the stunning celestial sight is a complex one requiring the moon to not only be full, but for the Earth to pass perfectly between it and the sun. With Earth's shadow cast over it,