history of astronomy

  • 140

    ptolemy

    ptolemy
    Wrote a book about astronomy called ptolemaic theary.
  • Jun 1, 1500

    ptolemaic

    ptolemaic
    Brahe thought that the sun and the moon revolved around the earth.
  • Jun 1, 1543

    copernicus

    copernicus
    His theary was the sun was the center of the univers.
  • Galileo

    Galileo
    Galileo was the first people to use a telescope.
  • Isaac Newton

    Isaac Newton
    Showed that all objects in the universe attract each other through gravitational force.
  • James Clerk Maxwell

    James Clerk Maxwell
    James proved that visible light is a part of the electromagnetic spectrum.
  • Edwin Hubble

    Edwin Hubble
    Edwin Hubble proved that other galoxies existed beyond the edge of the milky Way.