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History of Astronomy Aristotle 380 B. C.. Earth Centered Universe Stars & everything else orbited earth. Earth-(center) Moon Mercury Venus Sun Mars Jupiter.

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Presentation on theme: "History of Astronomy Aristotle 380 B. C.. Earth Centered Universe Stars & everything else orbited earth. Earth-(center) Moon Mercury Venus Sun Mars Jupiter."— Presentation transcript:

1 History of Astronomy Aristotle 380 B. C.

2 Earth Centered Universe Stars & everything else orbited earth. Earth-(center) Moon Mercury Venus Sun Mars Jupiter Saturn

3 Ptolomy: Greek Astronomer (140 CE—150A.D.)

4 Earth Centered Solar System (Ptolomy) Earth-(center) Moon Mercury Venus Sun Mars Jupiter Saturn

5 Columbus: Sailor (1492 A.D.) Sailed around the Earth-It was “NOT” square & flat.

6 Copernicus: Polish Astronomer (1500 A.D.)

7 Sun Centered Solar System (Copernicus) Sun-(center) Moon Mercury Venus Earth Mars Jupiter Saturn

8 Tyco Brahe: Danish Astronomer (1550 A. D.) & his Astrolabe

9 Johannes Kepler: (German) Oval or Ellipse Orbits Not Circular orbits

10 Galileo: Astronomer (1609 A.D.) Italian Another technological device being used.

11 Newton: English (1668)

12 Jansky 1931--Built the 1 st Radio telescope--better technology

13 Sputnic 1957--1 st Satellite Russian--better technology

14 Hubble 1924 --1 st Space Telescope 1- showed other galaxies existed beyond the edge of the Milky way; 2- Confirmed that the universe is much larger than our galaxy—that the universe is expanding and an getting bigger.

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