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Geocentric theory-mathematician-astronomer-solar-system
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sun in the center of solar system
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his scientific tools are most advanced
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First found the orbit of mars
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first to use telescope to see
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he created the laws of motion
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Use Timetoast to make dates, milestones, and turning points easier to understand in a clear visual format. Timetoast is a timeline maker for work, school, research, and stories.