Space

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Across
  1. 3. Moon with atmosphere
  2. 4. Man's best friend
  3. 8. Largest dwarf planet in the Asteroid Belt
  4. 9. Flying mammal
  5. 10. Has a trunk
  6. 11. The first planet from the sun
Down
  1. 1. Used to be the 9th planet
  2. 2. Large marsupial
  3. 5. One of Jupiter's moons which is larger than Mercury
  4. 6. These planets are made of gas
  5. 7. Coldest planet in the solar system
  6. 8. Likes to chase mice