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earth centered solar system, geocentric structure
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heliocentric hypothesis, founder of modern science
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built globe that helped study stars
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proved church was wrong, elliptical movements
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said aristotle was wrong, objects falling
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laws of gravity, improved the telescope
A list shows items. A timeline shows sequence.
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.