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Copernicus is born in Torun, Poland
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Copernicus published his detailed astronomical manuscrpit he had been working on for 16 years.
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Died on May 24, 1543
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Galileo is born.
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Galileo is working on creating a telescope.
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Based on his observations of the sun spots on the sun that are caused by intense magnet.
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Galileo dies.
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Newton is born.
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Newton dies.
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Edwin Hubble was born.
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Hubble demonstrates that there are galaxies beyond the Milky Way.
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Hubble and Humason identify Hubble's Law, proving that the universe is expanding.
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Hubble dies because of a heart attack.