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General Astronomy - The Ancient Views of the Heavens

Spahn's Science Lectures via YouTube

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This introductory lecture traces astronomy from ancient practical observations of time, seasons, and navigation to the Greek development of geocentric and Ptolemaic models of the cosmos.

Syllabus

Intro
THE ANCIENT ROOTS OF ASTRONOMY
PRACTICAL BENEFITS OF ASTRONOMY
ASTRONOMY AND TIME
MARKING THE SEASONS
ANCIENT GREEK ASTRONOMY
ANAXIMANDER (610-546 B.C.)
EUDOXUS (400-347 B.C.)
CLAUDIUS PTOLEMY (100-170 A.D.)

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Spahn's Science Lectures

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