Timeline

  • 245 BCE

    Eratosthenes

    Method for finding prime number.
  • Nov 11, 1572

    Tycho Brahe

    SN 1572
    It was a type of supernova
  • Johannes Kepler

    Keplerian Telescope,
  • Nicolaus Copernicus

    The the sun is in the center of the universe.
    The earth is spinning on its axis.
  • Sir Isaac Newton

    Reflecting telescope,
  • Albert Einstein

    Theory of Relativity, It set foundation for many inventions