1. Our Solar System Cornell Notes Pg. 77

2. Our Solar System 8 planets revolve around our sun, as well as many other celestial bodies Heliocentric

3. 4 Inner Planets Mercury, Venus, Earth, Mars “Terrestrial Planets” Small, dense, rocky

4. Asteroid Belt Between Mars and Jupiter Many irregularly shaped bodies called asteroids and minor planets

6. 4 Outer Planets Jupiter, Saturn, Uranus, Neptune Very Large “Gas Giants” and “Ice Giants”

9. Pluto Originally the 9 th planet Located in the Kuiper Belt- (similar to the asteroid belt but objects are small and icy) along with Eris, another dwarf planet.