Inner and Outer Inner and Outer
PlanetsPlanets
What’s the Difference??What’s the Difference??
By: Rachel Workman
Characteristics of Characteristics of
Inner Planets:Inner Planets:
Inner PlanetsInner Planets
Higher densities than outer planetsHigher densities than outer planets
Smaller than outer planetsSmaller than outer planets
Consist mainly of rock and metalConsist mainly of rock and metal
They have solid surfacesThey have solid surfaces
Mercury and VenusMercury and Venus
Earth and MarsEarth and Mars
Inner PlanetsInner Planets
Mercury Venus Earth MarsMercury Venus Earth Mars
Characteristics of Characteristics of
Outer Planets:Outer Planets:
Outer PlanetsOuter Planets
They are large gas giants They are large gas giants
They are much bigger than inner planetsThey are much bigger than inner planets
Made mostly of hydrogen and heliumMade mostly of hydrogen and helium
Each has it’s own system of moonsEach has it’s own system of moons
Quick Facts:Quick Facts:
There is a great distance between There is a great distance between
the Inner and Outer planetsthe Inner and Outer planets
This space between them is called This space between them is called
the Asteroid Beltthe Asteroid Belt
Large rocks swarm around and Large rocks swarm around and
around in the Asteroid Belt.around in the Asteroid Belt.