Comets, Asteroids, and Meteors

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Across
  1. 2. Hole: It is filled with Dark matter.
  2. 3. We live on that planet.
  3. 6. A group of stars that form a shape.
  4. 9. A rock with dust combined, it has 3 stages.
  5. 10. It is enforced by gravitational pull.
  6. 12. The "Gas Giant".
  7. 13. A very famous dwarf planet.
Down
  1. 1. It contains billions of solar systems.
  2. 4. Eclipse: It is a day where the moon blocks out the sun.
  3. 5. A planet where light reflects off of it at night.
  4. 7. You use it to look into deeper into space.
  5. 8. It can be hundreds of kilometers long and is located in the ________ belt.
  6. 11. A famous one was named after Edmund Halley.
  7. 14. Cloud: The cloud where comets come from.