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Feb 19, 1473
Nicholas Copernicus
Stated that the Planets revolve around the Sun as a pose to revolving around the Earth -
Dec 14, 1546
Tycho Brahe
Made the most accurate celestial observations of his time -
Feb 15, 1564
Galileo Galilei
Made significant improvements to the telescope and consequent astronomical observations -
Dec 27, 1571
Johannes Kepler
Created the laws for planetary motion -
Giovanni Cassini
Known for Cassini-Huygens Spacecraft that was launches in 1997 which continues to transmit images from Saturn -
Sir Isaac Newton
Wrote "Mathematical Principals of Natural Philosophy" -
Edmond Halley
English astronomer who is known for computing the orbit of the eponymous Halleys Comet. -
Charles Messier
French astronomer known for astronomical catalogue consisting of nebulae and star clusters that came to be known as the 10 messier objects. -
William Herschel
Discovered Uranus and its two moons, Titania and Oberon -
Anne Jump Cannon
Development of contemporary stellar classifications -
Albert Einstein
Theoreticla Physicist; theory of reletivity and modern physics -
Edwin Hubble
Establishing the field of extragalactical astronomy; one of the most important cosmologist -
Frank Drake
Founded SETI and created the Arecibo Message -
Carl Sagan
Discovered high surface temperatures on Venus; most widely known for research of extra terrestrial life -
Stephen Hawking
Came up with theories for general reletivity
