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Feb 19, 1473
Nicholas Copernicus
Made a model of the universe, which placed the sun at the center rather than the Earth. -
Dec 14, 1546
Tycho Brahe
Known for accurate and comprehensive astronomical and planetary observatins. -
Dec 27, 1571
Johannes Kepler
Known for his laws of planetary motion. -
Giovanni Cassini
Discovered four satelities for Saturn. -
Galileo Galilie
He made Improvements to the telescope. -
Sir Isaac Newton
He made the laws of motion and universal gravity. -
Edmond Haley
Computing the orbit of the epoymous Haley's comet. -
Charles Messier
He published an astromomical catalogue of Nebulae and star clusters. -
William Herschel
He discovered Uranus and its two moons -
Anne Jump Cannon
Creation of the Harvard classification scheme. -
Albert Einstein
Albert came up with the Theory of Relativity. -
Edwin Hubble
He is known for showing that the recessional velocity of a galaxy increases with its distance from the earth, implying the universe is expanding. -
Frank Drake
Creator of Arecibo Message. -
Carl Sagan
Spread science through writings/television. -
Stephen Hawking
He made the theory that Black holes produce radiation.
