Astronomy Crossword Puzzle

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Across
  1. 4. What is the most common name for Aurora Borealis?
  2. 6. The closest planet to the sun?
  3. 9. What is biggest asteroid known called?
  4. 11. What is the largest planet in the solar system?
  5. 13. What is the most important energy source of living things?
  6. 14. Which planet has rings that are composed mostly of water ice around it?
  7. 15. How many planets are in the solar system?
Down
  1. 1. An object is geocentric if it orbits the…?
  2. 2. Which nearest major galaxy to the milky way?
  3. 3. What is the smallest planet in the solar system?
  4. 5. The first man to ever walk the moon?
  5. 7. What astronomical object is associated with meteor showers.
  6. 8. The farthest planet to the sun?
  7. 10. Which planet has two small moons?
  8. 12. What planet is no longer recognised as a planet in the solat system?