ASTRONOMERS IN HISTORY

ARISTOTLE

ARISTOTLE FACTS

• Lived from 384-322 B.C.E
• Created a model of the universe where everything revolved around earth.

ARISTARCHUS

ARISTARCHUS FACTS

• Lived from 310-230 B.C.E
• He created the first model of the universe with the sun at its center.

PTOLEMY

PTOLEMY FACTS

• Lived from 90-168 A.D
• Created the "wheels on wheels" model of the universe.

COPERNICUS

COPERNICUS FACTS

• He lived from
• Used a wheels on wheels model with the sun at the center of the universe.

KEPLER

KEPLER FACTS

• He lived from December, 1575 to November, 1630
• He created the Kepler laws on ellipses and laws of planetary bodies.

GALILEO

GALILEO FACTS

• He lived from February 1564 to January 1642
• He used an advanced telescope to view celestial bodies in our solar system.