Planets!

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Across
  1. 2. a great comet catcher
  2. 4. takes 59 days to make a rotation
  3. 6. second biggest planet
  4. 7. supersonic winds
  5. 8. olympus moons
Down
  1. 1. doesnt have any moons
  2. 3. orbits laying on its side
  3. 5. more exposed water than land