Mission Impossible

123456789101112131415161718192021222324
Across
  1. 3. what is the biggest moon in our solar system called
  2. 8. What people use to look into space
  3. 12. who was the first man in space
  4. 14. the hottest planet in our solar system
  5. 16. What was the name of the NASA Challenger mission that blew up
  6. 17. what is the hottest galaxy discovered called
  7. 18. S1 what is the smallest moon discovered called
  8. 19. what is the coldest star discovered called
  9. 20. what is the coldest planet discovered called
  10. 21. what is the coldest known location in the universe called
  11. 24. the coldest planet in our solar system
Down
  1. 1. what is the smallest planet discovered called
  2. 2. who discovered the supernova
  3. 4. what is the most dangerous galaxy discovered called
  4. 5. what is the biggest galaxy discovered called
  5. 6. what is saturn's biggest moon called
  6. 7. what is the brightest star discovered called
  7. 9. who discovered pluto
  8. 10. what is the most dangerous planet discovered called
  9. 11. what is the biggest planet discovered called
  10. 13. what is the hottest planet discovered called
  11. 15. what is the largest star discovered called
  12. 22. what is the most massive star discovered called
  13. 23. Which planet is no longer a planet