What Are Three Reasons Why Pluto Is Not A Planet?
What Are Three Reasons Why Pluto Is Not A Planet? It’s smaller than any other planet — even smaller than Earth’s moon. It’s dense and rocky, like the terrestrial planets (Mercury, Venus, Earth and Mars). Pluto’s orbit is erratic. One of its moons, Charon, is about half Pluto’s size. Why is Pluto not a planet