Dsst astronomy - Study guides, Class notes & Summaries

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heliocentric theory places the sun at the CENTER of the solar system, states that all other bodies in the solar system orbit it. This was in direct contradiction to Ptolemy's geocentric theory, that stated the earth was the center of the universe Nicolaus Copernicus widely credited as the father of the heliocentric theory (sun is the center of the universe) he was not the first to propose the concept but his mathematical model was the first that correctly predicted the movement of the pl...

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In the development of _______________ thought, certain original and imaginative individuals began to make systematic observations of celestial objects to formulate theories and explain their behavior. Astronomical The _______________ must call upon all his resources of ingenuity and employ more clever devises than the most astute detective to solve the problems of his business. Astronomer The first significant development of astronomy as a science took place in ancient _____________. Greec...

Astronomy the study of everything in the universe, from all the celestial bodies to space itself; greek for "law of the stars" (astron = star; nomos = law) Sun the star at the center of the Solar System, 27 million degrees at core, 99.8 % of mass in SS Nuclear Fusion Hydrogen atoms fuse together to make Helium (happens in core of Sun) Solar System the gravitationally bound system comprising the Sun and the objects that orbit it, either directly or indirectly Mercury the smallest and innerm...

Heliocentric Theory Places the sun at the center of the solar system, stating that ll other bodies in the solar system orbit it. This was in direct contradiction to Ptolemy's geocentric theory, which stated Earth was the center of the Universe. Geocentric Theory Earth is the center of the Universe Nicolaus Copernicus Widely credited as the father of the heliocentric theory. Although he was not the first to propose the concept, his was the first mathematical model which correctly predicted...

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