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Made a model of the universe, which placed the sun at the center rather than the Earth.
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Known for accurate and comprehensive astronomical and planetary observatins.
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Known for his laws of planetary motion.
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Discovered four satelities for Saturn.
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He made Improvements to the telescope.
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He made the laws of motion and universal gravity.
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Computing the orbit of the epoymous Haley's comet.
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He published an astromomical catalogue of Nebulae and star clusters.
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He discovered Uranus and its two moons
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Creation of the Harvard classification scheme.
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Albert came up with the Theory of Relativity.
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He is known for showing that the recessional velocity of a galaxy increases with its distance from the earth, implying the universe is expanding.
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Creator of Arecibo Message.
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Spread science through writings/television.
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He made the theory that Black holes produce radiation.
