Premise: Gravitationally rounded objects in the Solar System have a rounded , ellipsoidal shape due to the forces of their own gravity ( hydrostatic equilibrium ) and their sizes range from dwarf planets and moons to the planets and the sun . Solar System . Of those objects that orbit the Sun directly , the largest eight are the planets , Historically , several other bodies were once considered planets , including , from its discovery in 1930 until 2006 , Pluto .
Hypothesis: There are 9 planets in the Solar System.
Label: CONTRADICTION