scientists discoveries

  • 100

    Claudius Ptolemy

    He believed that the Earth is in the middle and called it geocentric because of the Roman word Earth.
  • 1473

    Nicolaus Copernicus

    He was the first one to think that the sun is in the middle and not the earth he named it heliocentric.
  • 1564

    Galileo Galilei

    Galileo Galilei is famous for discovering the four biggest moons in Saturn and Saturns rings. He made the telescope more better.
  • 1571

    Johannes Kepler

    he was famous for the discovery of the planets moving around the Sun and orbits shaped like ellipses.
  • Edmond Halley

    Edmond Halley is an English astronomer, geophysicist, mathematician, meteorologist, and physicist. He was the second Astronomer Royal in Britain, succeeding John Flamsteed in 1720
  • William Herschel

    Frederick William Herschel is a German, British astronomer he found the planet Uranus and its two moons. He was selling music and telescopes for 50 years.
  • Discovery of the first four asteroids

    The four asteroids were called ceres, pallas, vesta and hygiea. Asteroid come from a region of solar system that lies more than 2 ½ times as far from the Sun as Earth does.
  • Urbain Le Verrier

    Urbain Le Verrier was a French mathematician who specialized on celestial mechanics and he the was the founder of Neptune.
  • Clyde William Tombaugh

    Clyde William Tombaugh discorded pluto in 1930 he is an American astronomer. But in 2006 pluto became a daft planet because of the plante getting smaller
  • Voyagers 1 and 2

    Voyager 1 was launched by NASA on September 5, 1977. It studies the outer Solar System, Voyager 1 launched 16 days after its twin, Voyager 2 who did the same job.