year 7 astronomy

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Across
  1. 4. it makes it pluto wobble
  2. 5. a made up type of space ship
  3. 6. its controlled by the moon
  4. 7. one orbits earth
Down
  1. 1. earths satellite
  2. 2. what keeps us for no fly into space
  3. 3. the biggest gas giant in our solar system
  4. 7. its in the center of our the solar system