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Across
  1. 4. - Space explorer
  2. 7. - Tropical storm
  3. 9. - Celestial object with a tail
  4. 11. - Detection system
Down
  1. 1. - Striped big cat
  2. 2. - Tropical fruit
  3. 3. - Sphere of soap film
  4. 5. - Colorful bird
  5. 6. - Celestial alignment
  6. 8. - Related to the sun
  7. 10. - Star system