Pale Blue Dot: A Vision of the Human Future in Space

How did ancient people know about the planets?

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Asked by Cat on 07 Oct 03:04

Last updated by Cat on 07 Oct 03:19

1 Answers

Answered by Cat on 07 Oct 03:19

Ancient people knew about five of the planets because they were visible to the naked eye, and they moved in complex patterns, unlike the fixed motion of the stars.