Galileo Galilei's "The Phases of the Moon"
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Understanding the Sky
People have been wondering about what they see in the sky for a long time. We interpret what we see in a cultural context through mythology and in the context of science through the laws of the physical...more
Phases of the Moon
The diagram shows the Earth, and the Moon in different positions along its orbit around the Earth. The Sun is off in the distance, lighting the Earth-Moon system. At any position, half of the Moon is reflecting...morePlease log in
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