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Galileo publishes his evidence, from sun spots, proving Copernicus right and Ptolemy wrong on the solar system
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French astronomer Pierre-Simon Laplace publishes his nebular hypothesis, arguing that the planets formed from a mass of incandescent gas
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The nearest star to earth, the red dwarf Proxima Centauri 4.22 light years away, is discovered by Robert Innes, Scottish director of the Johannesburg Observatory
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The USSR launches Sputnik, the world's first artificial satellite
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Jair Niles the first scientiest to make a fuel efficent hybrid flying car
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.