Mercury: Closest planet to all other planets, Unusually dense planetary core, Rotational speed about 7 mph, Fastest orbit, Largest temperature variation, Venus: Hottest planet, Densest atmosphere, Largest amount of dry ground in the solar system, 2nd largest rocky planet, Out of control Greenhouse effect, Earth: Only world with liquid oceans on the surface, Largest rocky planet in the solar system, Has a powerful magnetic field (for a rocky planet), Has a single, large moon, 78% nitrogen atmosphere, Mars: Thin atmosphere (about 0.01 atm), Poisoned with perchlorates, 24.5 hour day, Two small moons, Has equal land area to Earth's dry land, Ceres: Closest dwarf planet to the Sun, Mistaken for a planet, then an asteroid, Large surface deposits of sodium bicarbonate, Underground ocean, Only dwarf planet to be orbited by a spacecraft, Asteroid belt: Contains C-class asteroids (clay, carbon), Contains S-class asteroids (contains stone, rock), Contains M-class asteroids (contains metals and ores), Has pieces ranging from 10 feet to hundreds of miles, The remains of a destroyed planet, Jupiter: Largest planet (of any type), Orbited by a volcano moon, Orbited by a frozen ocean moon, Orbited by a moon with a magnetic field, Produces more energy than it receives from the Sun, Saturn: Like Jupiter, produces more heat than it gets from the Sun, Orbited by the only moon with an atmosphere, The most elaborate ring system in the solar system, A purer hydrogen-helium atmosphere means no colors, Less dense than water,

Solar System Classification

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