Universe Components Vocabulary

123456789
Across
  1. 3. Big gas spheres that produce heat and light.
  2. 5. Rocky spheres which move in the galaxy.
  3. 6. Dust and gas that will form stars.
  4. 8. Celestial bodies which orbit a planet.
  5. 9. Balls of dust and ice.
Down
  1. 1. An asteroid that has hit a planet.
  2. 2. Small planets.
  3. 4. Groups of nebulas and stars.
  4. 7. Gas or rock spheres which orbit stars.