How a Total Lunar Eclipse Works
This coming Sunday night, as January 20th becomes the early morning of the 21st, the moon will become completely engulfed in Earth’s shadow. In North America, we are well positioned to view the total lunar eclipse in its entirety, as will people in South America, Europe, and Africa. Lunar eclipses occur when the moon is full and in alignment with both the Earth and sun. Pretend you’re back in grade school science class and picture the Sun as a basketball, the Earth next as a baseball, and the moon on the night side of Earth as a Ping-Pong ...
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