Let there be light! Introduction to Astronomy

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Presentation transcript:

Let there be light! Introduction to Astronomy ©2016 Human Reformation Project Let there be light! Introduction to Astronomy The history of science involves the history of astronomy and the controversies involved in heavenly motions. ─Unknown

Ancient Civilizations Such as Mesoamerican tribes, the Anasazi, the Babylonians, the Greeks, the Romans, etc. Studied astronomy for religious and societal purposes when to plant crops, harvest them, when to offer sacrifice, etc. developed calendars based on relatively sophisticated astronomical observations

Aristotle 384-327 B.C. Greek Philosopher (Greece) 1st to suggest the Earth-centered solar system model (Geocentric). Couldn’t explain why sometimes planets appeared to move backward, relative to other planets. ©2016 Wikipedia

Geo-Centric the geocentric model where the Earth is at the center of all the celestial bodies (©2016 Wikipedia). ©2010 http://scienceblogs.com

Helio-Centric the astronomical model in which the Earth and planets revolve around the Sun at the center of the Solar System (©2016 Wikipedia). ©2010 http://scienceblogs.com