| A | B |
|---|
| Closest planet to the sun | Mercury |
| Named after the speedy messenger of Roman gods | Mercury |
| Very little atmosphere, no weather | Mercury |
| Rocky, cratered surface with steep cliffs | Mercury |
| One of the hottest and coldest Planets | Mercury |
| Venus | Name for the Roman Goddess of beauty and love |
| Earths twin | Venus |
| Has thick cloud cover | Venus |
| Very high temp, no water | Venus |
| Has polar ice caps | Mars |
| rust-colored (oxidized iron) surface | Mars |
| Has lost most of it's atmosphere | Mars |
| Has dominant volcanoes, and surface channels | Mars |
| Only frozen water here | Mars |
| Named for Roman god of war | Mars |
| Two tiny moons, Phobos and Deimos | Mars |
| Has many rings and ringlets | Saturn |
| Discovered by Galileo | Saturn |
| Mainly composed of ice particles. | Saturn |
| Titan is the only moon with substantial atmosphere | Saturn |
| Huge magnetic field, second only to Jupiter | Saturn |
| Least dense planet in the solar system | Saturn |
| Would float if placed in a giant ocean of water | Saturn |
| Rotates on it's side | Uranus |
| Has 9 dark mostly narrow rings of methane ice. | Uranus |
| Super greenhouse atmosphere | Venus |
| Greenish blue in color with no bands | Uranus |
| Covered by ocean of superheated water that may have formed from melted comets. | Uranus |
| Discovered because Uranus's orbit was different | Neptune |
| Giant bluish world named for the Roman god of the sea. | Neptune |
| Charon is it's only moon | Pluto |
| 15 moons confirmed by Voyager | Uranus |
| 5 rings and 8 moons confirmed by Voyager | Neptune |
| Triton is one of its moons | Neptune |
| moon-sized ice covered world | Pluto |
| Named for Roman god of the underworld | Pluto |
| Smallest planet. | Pluto |
| May be an escaped moon of Neptune | Pluto |
| coated with iron oxide | Mars |
| retrograde rotation | Venus |
| 1st planet from the sun | Mercury |
| 2nd planet from the sun | Venus |
| 3rd planet from the sun | Earth |
| 4th planet from the sun | Mars |
| 5th planet from the sun | Jupiter |
| 6th planet from the sun | Saturn |
| 7th planet from the sun | Uranus |
| 8th planet from the sun | Neptune |
| 9th planet from the sun | Pluto |
| Substantial atmosphere of N,O2, H20 | Earth |
| 71% liquid water | Earth |
| largest planet | Jupiter |
| failed star | Jupiter |
| faint ring system | Jupiter |
| 16 or more satellites | Jupiter |
| Has a giant red spot | Jupiter |
| Atmosphere of H, Methane and Ammonia | Jupiter |
