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Nicholas Copernicus was the first man to purpose the heliocentric model of our solarsystem.
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Tycho Brahe is known for quality observations and his propstion of the geocentric model.
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Galileo Galilei was the first to use a telescope to study the heavens. He also discovered 4 moons of Jupiter
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Johannes Kepler is known for his works on planetary motion.
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Sir Isaac Newton defined the three laws of gravity and the theory of universal gravity.
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Edmond Halley is credited with the discovery of Halley's comet and invented the diving bell.
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He discovered 13 comets and made the Messier catalogue.
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William is most known for his discovery of Uranus and it moons. He also discoverd IR and two moons of Saturn.
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She is known for her specilization in the classification of steller spectra.
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He is known for his theroy of relitivity and his work on the Manhattan project.
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Edwin Hubble discover that the universe is expanding.
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He is know for his discover of 4 moons of Saturn.
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He founded SETI and is also known for his delvopment of the Drake Equation.
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Know for his work on Venus.
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He is most know for his work on black holes and physics.
