Memory SSU - Solar System UnitVersion en ligne VOCAB par Marvin Miller Planet closest to sun. Hard Rocky surface. No atmosphere. No weather Mercury Mars SUN 3rd planet from the sun. 75% covered with water. Oxygen in atmosphere 2nd planet from the sun. Hard rocky surface. Covered with poisonous gas. Brightest planet, Hottest planet Round like the planets, Orbit a planet not the sun, some planets have no moons, Some planets have lots of moons 4th planet from the sun. Hard rocky surface. Red dirt. Huge, powerful dust storms. Moon Venus Center of our galaxy. Planets orbit the sun. Very strong gravitational pull, 98% of matter in the galaxy Earth Dwarf planet. Used to be 9th planet from sun. Neptune Pluto 7th planet from the sun. Huge ball of gas. Mainly frozen. Tilted. Spins on its side. 5th planet from the sun. Largest planet. Huge ball of gas. Solid core. Large red spot is a big storm Asteroid 8th planet from the sun, Huge ball of gas. Almost competely frozen. Spins very slowly Saturn Smaller chunks of rock that have broken off a asteroid or comet. Can get pulled into a plane'ts orbit. burn up when enter Earths Atmosphere. Falling star Jupiter Meteor Comet Large group of ice, dust, and rocks, orbit the sun, have tail made of gas Large chunk of rock or metal, orbits around the sun. Lumpy, not round. Tumble as they orbit. Uranus 6th planet. Lightest planet. Rings made of rocks and ice. Huge ball of gas, solid core.
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