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Lunar Eclipse 101 | National Geographic
3:18
YouTubeNational Geographic
Lunar Eclipse 101 | National Geographic
Nicknamed "blood moon," some ancient cultures regarded a total lunar eclipse as an ominous event. Today, this celestial phenomenon generates excitement and wonder. Unlike a solar eclipse, which may require travel to see, total lunar eclipses can often be observed from the entire nighttime-half of the Earth. Learn what causes a lunar eclipse and ...
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