Inner and Outer Inner and Outer PlanetsPlanetsWhat’s the Difference??What’s the Difference??

By: Rachel Workman

Characteristics of Inner Characteristics of Inner Planets: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 Outer Characteristics of Outer Planets: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

Jupiter and SaturnJupiter and Saturn

Uranus and NeptuneUranus and Neptune

Outer PlanetsOuter Planets

Jupiter Saturn Uranus Neptune

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.