Our Solar System

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Across
  1. 1. star at the center of our solar system
  2. 4. closest planet to the sun
  3. 6. the stage before a star stabilizes
  4. 7. 4th planet from the sun
  5. 9. cloud of gas and dust in space where stars can form
  6. 11. 5th planet from the sun, has the Red Spot
  7. 13. blue planet with mostly methane in the atmosphere
  8. 14. hottest planet in our solar system
  9. 16. measurement of distance, how long it takes light to travel one year
Down
  1. 2. when a star begins turning hydrogen into helium and other heavier elements
  2. 3. was once a planet, now a dwarf planet
  3. 5. movement around an object
  4. 8. movement on an axis
  5. 10. has phases from full to new and back
  6. 12. planet that orbits on its side
  7. 15. only planet with life on it