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Dictionary.com. Dictionary.com, 1996. Web. 09 Dec. 2014. <http://dictionary.reference.com/browse/cosmology>.
Dictionary.com. Dictionary.com, 1996. Web. 09 Dec. 2014. <http://dictionary.reference.com/browse/geocentric>.
Helden, Albert Van, Elizabeth S. Burr, Krist Bender, Adam C. Lasics, Adam J. Thornton, Martha A. Turner, Nell Warnes, Lisa Spiro, and Megan Wilde. "The Galileo Project." The Galileo Project. N.p., 1995. Web. 04 Dec. 2014.
Henderson, Tom. "Kepler's Three Laws." Kepler's Three Laws. N.p., 1996. Web. 06 Dec. 2014.
Poulsen, Erling. "Astronomical Timeline." Astronomical Timeline. N.p., n.d. Web. 09 Dec. 2014. <http://www.rundetaarn.dk/engelsk/observatorium/timeline.htm>.
"Johannes Kepler Biography." Space.com. N.p., n.d. Web. 08 Dec. 2014. <http://www.space.com/15787-johannes-kepler.html>.
"Kepler, Johannes." Complete Dictionary of Scientific Biography. 2008. Encyclopedia.com. 9 Dec. 2014 <http://www.encyclopedia.com>.
-Evident telescope is most important, still evolving
-would not have made all these discoveries
-would still be wondering what's out there
1988: A supernova at a distance of 5 billion light years is discovered.
1999: A comparison of luminosity and red shift of supernovas shows that the Universe is expanding faster and faster.
2003: The Universe is 13.7 billion years old.
2005: The first picture of a planet that orbits a star
which is 230 light years away.
2006: Pluto is no longer a planet
-studied work of Nicholaus Copernicus: -planets revolve around the sun
-Came up with 3 laws: (early 1600's)
1.Planets travel in stretched out circles (Law of ellipses)
2.Speed of planets orbits constantly change, faster=closer to the sun (Law of equal areas)
3.Compares orbits, motion characteristics to other planets
-influenced controversy between
Geocentric astronomy:
1.having or representing the earth as a center: a geocentric theory of the universe.
2.using the earth or earthly life as the only basis of evaluation.
3.viewed or measured as from the center of the earth: the geocentric position of the moon.
Cosmology:
1.the philosophical study of the origin and nature of the universe
2. the branch of astronomy concerned with the evolution and structure of the universe
3. a particular account of the origin or structure of the universe: Ptolemaic cosmology
The telescope is the most important invention of the renaissance. Without it, we would not be where we are today in the world of science.
http://dictionary.reference.com/browse/geocentric
http://dictionary.reference.com/browse/cosmology