•Small bodies, not geologically active
•“Fossil” record of early solar system
–Asteroids
•Mostly from region between Mars and Jupiter
•Left over small debris from accretion, never
assembled into a large
planet
•Meteorites come mostly from asteroids
–Comets
•“Stored” on large elliptical orbits beyond
planets
•Thought to be “planetesimals” from Jovian planet
region, almost ejected from
solar system in its early history
•Brought water to earth, cause meteor showers
•Meteorites are “asteroids” fallen to Earth
•Pluto, Kuiper Belt Objects