Pluto is considerd a dwarf planet because it was too small in size to be an acutal planet and its location in space. Pluto and planets like it are now called Dwarf planets. Pluto is also called a Plutoid, a plutoid is a dwarf planet that is farther out in space then the planet Neptune.
Pluto is actually considered to be a dwarf planet and was not considered a planet due to the fact that it was too small in size and it's location is space. Pluto and others similar to it are called dwarf planets. Pluto is also referred to as a plutoid, which is any dwarf planet farther out than the planet Neptune.
