1. What is a Planet? By: Mallory Kimble, Vanessa VanScyoc, and Alison Koehler

2. Our Planet Definition We believe a planet must... –A. Must orbit the Sun –B. Rotational period less than 60 Earth days –C. Must have a low eccentricity (less than 0.5) –D. Must be within 30 AU’s from the Sun. –E. Must have a diameter larger than 1,000 km across.

3. If it is not a planet… If the object in space is not classified as a planet, it will either fall under: A.) Dwarf planet: Does not meet all of the requirements of a planet, but meets at least 2. B.) Small Solar System Bodies: Anything else in space that is not manmade. C.) Man-made object: Anything in our Solar System that is not there naturally ( is man-made).

4. Based on our definition… PlanetsDwarf Planets Small Solar System Bodies Man-made Objects Mercury, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. Venus, Ceres, Pluto, Eris, Huamea, Makemake. All asteroids, meteoroids, comets, and “natural space junk” inside our Solar System. ISS, rovers, satellites, and all other man- made objects outside of Earth.