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The moon assumes an orange-red hue as the Earth's shadow passes over it during the total lunar eclipse on October 8 in Griffith Park in Los Angeles. A total lunar eclipse is sometimes called a blood moon because of the red color that is cast upon it by light refracting in Earth's atmosphere. (ROBYN BECK/AFP/Getty Images)
Lunar Eclipse 'Blood Moon' of October 8: 5 Fast Facts You Need to Know