Ancient Astronomers Time toast Timeline

  • Period: 276 BCE to 194 BCE

    Eratosthenes

    A thousand years before we even thought of the idea this actual greek madman not only went and decided that the earth was round he got the size of our planet and was only 200 km off like how.
  • Period: 90 to 168

    Claudius Ptolemy

    he set up the model of the solar system revolving around the earth which was obviously wrong but his system of revolving in circles and his revolving theory would be used for over 1200 years.
  • Period: Feb 19, 1473 to May 24, 1543

    NICOLAUS COPERNICUS

    He was the first one to propose the idea of the earth revolving around the sun. although it would take a while for his idea to take a foothold long after he was gone future scientists would build off of his idea in the future.
  • Period: Dec 14, 1546 to

    Tycho Brahe

    Tycho Brahe believed that the earth orbited the sun and was able to set the way for other scientists in the future to prove it.
  • Period: Dec 27, 1571 to

    Johannes Kepler

    He was able to found his three planetary rules which were the groundwork for Isaac newtons laws on gravity.
  • Period: to

    Sir Isaac Newton

    I mean do I even need to explain this man literally invented the thought of gravity and made the laws of gravity so we could finally know why we orbit the sun or why all the planets are around the sun it so very obviously important.
  • Period: to

    Albert Einstein

    Albert Einstien was a once in a thousand-year mind he was the one to propose the space-time theory and that the speed of light is constant in the vacuum of space his work is still used as a baseline for modern astrologists.