Solar System What you need to know Where we live in Space
The Sun Hydrogen + Helium Sol= Sun
Planets Inner Planets Outer Planets
Mercury Terrestrial Not the hottest planet Closest planet to sun
Venus Terrestrial Closest in size to Earth Hottest Planet
Mars Terrestrial Last Inner Planet Has two Satellites (moons)
Asteroid Belt Between Mars and Jupiter
Asteroid Belt Small Irregularly shaped objects
Asteroid Belt Contains the Dwarf Planet Ceres
Outer Planets Gas Giants
Jupiter Largest Planet in Solar System 50 Regular Moons 14 Provisional Moons
Saturn Rings are made mostly of ice
Uranus Rotates on its side
Neptune Blue Color is from Methane Gas
Kuiper Belt Small icy objects Dwarf planets Some comets come from here
Pluto Dwarf Planet
Comets Rock and Ice Elliptical Orbits Tail when close to Sun
Oort Cloud More icy objects and comets End of Solar System
Orbits Planetary orbits are roughly circular Planets orbit/revolve around Sun Satellites revolve around planets. Planets rotate on their axes
Orbit Elliptical orbits
Gravity Force acting on objects Sun’s gravity keeps planets orbiting it Planets’ gravities keep satellites orbiting
Sun Earth orbits No Gravity= Earth flies straight out Gravity
Credits FOSS Wikipedia NASA Kids