Astronomy Crossword Puzzle

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Across
  1. 5. What is the smallest planet in our solar system?
  2. 6. What planet has a moon named Titan?
  3. 7. Which planet is the brightest in the night sky?
  4. 9. What planet in our solar system rotates the sun on it’s side?
  5. 11. What force keeps the planets in orbit around the sun?
  6. 12. What is the largest moon in our solar system?
Down
  1. 1. What is the brightest star in the sky?
  2. 2. What is the outermost layer on the sun called?
  3. 3. What is the name of the largest constellation in the sky?
  4. 4. There are more ___ on earth than stars in the milky way.
  5. 5. What candy bar has the same name as a galaxy?
  6. 8. What is the biggest planet in our solar system?
  7. 10. What planet rains diamonds?
  8. 13. What planet is also known as the Red Planet