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Galileo, PTOLEMY, COPERNICUS,KEPLER

Galileo, PTOLEMY, COPERNICUS,KEPLER. There contribution to ASTRONOMY!. Galileo. Galileo thought the earth was in the center of the universe. Galileo contributed to finding the sun spots. Galileo 1610 he discovered other planets like Venus, Saturn and Jupiter.

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Galileo, PTOLEMY, COPERNICUS,KEPLER

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  1. Galileo, PTOLEMY, COPERNICUS,KEPLER There contribution to ASTRONOMY!

  2. Galileo • Galileo thought the earth was in the center of the universe. • Galileo contributed to finding the sun spots. • Galileo 1610 he discovered other planets like Venus, Saturn and Jupiter. • He also discovered that the moon reflects light.

  3. Ptolemy • Ptolemy was the best at making authorities tables. • Ptolemy’s theory was that the earth was centered in the universe. • Ptolemy astronomical treatise was nown as Almagest.

  4. Copernicus • Copernicus model replaced Ptolemy's model equal circles but more epicycles. • He found that the Ptolemy's and Galileo theory was wrong and the earth was not in the center of the earth. • Copernicus found that the planets orbit around the sun. • Copernicus system was called the Heliocentric system.

  5. Kepler • Kepler solved that the sun is in the center with a math equation. • Kepler spent a year looking at mars through a telescope. • Kepler believed that god placed the planets in those spots but later in his research he found out he was wrong.

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