Unscramble Letters SSU - Solar System UnitOnline version VOCAB by Marvin Miller 1 3rd planet from the sun E R T A H 2 4th planet from the sun M S A R 3 Planet closest to the sun R U M E C R Y 4 Orbits a planet M N O O 5 Center of our galaxy U N S 6 2nd planet from the sun U V N S E 7 large chunk of rock or metal that tumbles in orbit T E D R A I O S 8 Ice, dust, and rocks that orbits the sun with a tail. M O E C T 9 5th planet from the sun J R P U T I E 10 Small chunkc of rock, falling stars E R T M E O 11 8th planet from sun, gas giant N T N P E U E 12 Dwarf Planet. Used to be 9th from sun U O L P T 13 6th planet from sun. Lightest planet R A U N S T 14 7th planet from the sun. Gas giant. Tilted axis U A U N R S