What were the primary celestial objects tracked by ancient peoples using only naked-eye observation?

Answer

The Sun, the Moon, and the five planets visible without aid.

Early astronomers focused on tracking the highly predictable motions of the brightest objects: the Sun, the Moon, and the five planets visible to the unaided eye (Mercury, Venus, Mars, Jupiter, and Saturn).

What were the primary celestial objects tracked by ancient peoples using only naked-eye observation?

#Videos

The History of Astronomy in the Ancient World - YouTube

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