THE SOLAR SYSTEM Planets
THE SOLAR SYSTEMPlanets
Rocky planets
Mercury VenusEarthMars
Gas planets
Jupiter Saturn Uranus Neptune
THE SOLAR SYSTEM Ancient scientists
Aristotle and Ptolemy
Proposed that the Earth is thecenter of the solar system and that
all the other planets and the Sunorbit the Earth.
Copernicus
Introduced the model of the solar system that we know now
Galileo Galilei Made his own version of the
telescope (makes faraway objectslook closer)
He proved that Copernicus’smodel of the solar system was
correct.