Ancient Astronomers Timetoast Timeline

  • 153 BCE

    Eratosthenes

    Eratosthenes is known for his achievement in astronomy.
  • 135

    Claudius Ptolemy

    HJe is most famous for saying the Earth is the center of the universe.
  • 1543

    Nicolaus Copernicus

    He is known for him proposing that the sun was stationary in the center of the universe and the earth revolved around it.
  • 1570

    Tycho Brahe

    Known for the theory of the solar system. It is considered important it because we still use this theory to this day.
  • Johannes Kepler

    He is best known for defining laws regarding planetary motion.
  • Sir Isaac Newton

    Famous for the laws of motion.
  • Albert Einstein

    He is most famous for the theory of relativity and the equation E=MC2.