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  • BBC Sky at Night

    DIY ASTRONOMY

    Apr 22, 2021 3 minutes

    Make an eclipse shadow model

    Get to know the interaction between the Moon and Earth during eclipses

    Here on Earth, when the Sun shines on an object, it casts a shadow. But those shadows aren’t limited to the terrestrial surface: the Moon and Earth cast shadows into space too, and as the two bodies interact with those shadows, it creates lunar and solar eclipses.

    A lunar eclipse occurs when the Moon passes into Earth’s shadow. This can only occur during a full Moon, when the Moon is on the opposite side of Earth from

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