Space - Class 5 / 6

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Across
  1. 2. smallest planet in our solar system
  2. 5. Earth's only natural satellite
  3. 6. planet rotates on its side
  4. 8. group of stars forming a recognizable pattern
  5. 10. small rocky or metallic body in outer space
Down
  1. 1. planet closest in size to Earth
  2. 3. celestial object consisting of a nucleus of ice and dust
  3. 4. large ball of burning gas that produces light & heat
  4. 7. layers of gases that envelope earth
  5. 9. total planets in solar system