space

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Across
  1. 2. has a tail.
  2. 5. a type of galaxy.
  3. 6. burning ball of gas
  4. 7. life lives on it
  5. 9. happens every 360 to 410 years
Down
  1. 1. inside a galaxy.
  2. 3. round.
  3. 4. divides the inner and outer planets.
  4. 5. orbits the planets.
  5. 8. irregular shape