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Astronomy

Published on Dec 03, 2015

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1.

ARISTOTLE

  • Greek philosopher
  • 384-322 BCE
  • He created the theroy that the earth is the center of all things
  • Earth is round...alothough this was eventually abandoned in the middle ages
2.

ARISTARCHUS

  • Greek astronomer
  • Created a heliocentric model of the solar system
  • 312-230BCE
  • Tried to measure distance to the moon and the sun
Photo by nojhan
3.

PTOLEMY

  • An astronomer, geographer and mathematician
  • 100-170 BCE
  • Wrote a book almagest and jts one of the only books from that time
  • Developed a detailed geocentric model
  • Explained retrograde motion of planets (spinning)
Photo by Cameron Maddux
4.

COPERNICUS

  • Thought the paths plaents move in should be perfect circles
  • "Wheels on wheeels"
  • 1473-1543
  • Constructed a model of the solar system that put the sun in the middle
  • (Heliocentric)
Photo by scott1723
5.

KEPLER

  • German mathematician
  • Formed laws. Kepler laws
  • 1571-1630
Photo by Arenamontanus
6.

GALILEO

  • Created the scientific method
  • Made improvements on the telescope
  • 1564-1642
Photo by Reverend Aviator
7.

NEWTON

  • Built the first reflecting telescope
  • Created the theroy of colour
  • 1634-1727
Photo by Luke Bryant
8.

HUBBLE

  • 1889-1953
  • American astronomer who established extragalactic astronomy
  • Hubble laws
  • Milky ways
Photo by theqspeaks
9.

GEOCENTIC SOLAR SYSTEM MODEL

  • Earth is the center of the universe
  • Theroy created by ptolemy
10.

HELIOCENTRIC MODEL

  • The model that earth and the planets revolve arond the sun
  • The sun is the center of the solar system
  • Theory created by Galileo
Photo by nojhan

Jena Jacobs