EaS

By 24cdeitsch
  • 200 BCE

    Eratosthenesthe: tilt of the Earth's axis (276-194)

    The idea is that the earth's axis and that it spins at an angle instead of parallel with the sun
  • 150

    Claudius Ptolemy: the Moon, Mercury, Venus, and the Sun all revolved around Earth. (100-170)

    also though the moon and sun revolved around earth along with other planets out in the solar system.
  • Jan 1, 1543

    Nicolaus Copernicus; a heliocentric system (1473-1543)

    The idea theory that planets orbit the sun and that earth also turns once every 24 hours on its axis

  • Tychonic system; Tycho Brahe 1546-1601

    belief of the earth being surrounded by the sun and moon orbit Earth.

  • Johannes Kepler; Keplerian Telescope (1571-1630)

    Also, the first telescope was invented and meant for seeing the outside world.

  • Sir Isaac Newton: laws of gravity (1642-1727)

    The laws that all things go up must come down.

  • Albert Einstein: the special theory of relativity (1879- 1955)

    this theory is the idea that no one or thing can travel the speed of light or faster than that