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Introduction to Astronomy. Astronomy. The Science that studies the universe. Early Astronomy. Primarily associated with the Greeks However actually started much earlier. Ancient Astronomy. Astronomy began in the ancient kingdoms of Sumer, Assyria, and Babylonia .
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Astronomy • The Science that studies the universe
Early Astronomy • Primarily associated with the Greeks • However actually started much earlier
Ancient Astronomy Astronomy began in the ancient kingdoms of Sumer, Assyria, and Babylonia . They noticed stars and planets rising They recorded the information
Egypt • It has been shown the Pyramids were aligned towards the pole star. • Movements and phases of the sun, moon and stars recorded
Aristotle( 384-322BC) • He believed the Earth was round • Rationale was that is cast a curved shadow when it passed the sun and moon
Eratosthenes • First to establish the size of the Earth • His % error was only 1.7%
Hipparchus (100BC) • Cataloged Stars • Measured the length of the Year
Geocentric Model • The moon, sun, and the known planets—Mercury, Venus, Mars, and Jupiter—orbit Earth. • Ethnocentrism- idea that WE are the center of the universe
Heliocentric Model • Earth and the other planets orbit the sun. • Clearly this is the model we know today to be true.
Astrology Vs Astronomy • Astrology is the study of how the planets and stars affect human affairs. • A horoscope consists of a geocentric map of the solar system at a given moment in time based on a person’s date, time, and place of birth.
Select one of the following and create a brochure illustrating their importance to astronomy. • Sir Isaac Newton • Johannes Kepler • Copernicus • Tycho Brahe • Galileo • Aristotle • Ptolemy • Be sure to include when they lived, their country of origin and one important historical fact.
Eclipse • Solar – moon between the earth and the sun • Lunar- Earth between moon and the sun • http://www.youtube.com/watch?v=tIE1MTGz4eI&feature=related
Moon Phases • http://www.youtube.com/watch?v=Gl89fdJ7JUM&feature=related
2010 Jan 15: Annular Solar Eclipse • 2010 Jun 26: Partial Lunar Eclipse • 2010 Jul 11: Total Solar Eclipse • 2010 Dec 21: Total Lunar Eclipse