Matching Pairs Universe's componentsOnline version Match the words with the definition. by Manuel Ventura 1 Comet 2 Milky Way 3 Galaxy 4 Asteroids 5 Planets 6 Dwarf planets 7 Star 8 Satellites 9 Nebulas Balls of dust and ice. Celestial bodies that orbit a planet Small planets Spheres of rocks or gas that orbit a star Big sphere of gas that produces heat and light. Group of nebulas and stars It is the name of our galaxy Dust and gas. They will form the stars. Rocks that move in the galaxy. They become meteorites