Solar system

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Across
  1. 1. to turn around in a circle does not involve another object
  2. 5. the sun and objects that orbit around it
  3. 6. The mixture of gases that surround the planet
Down
  1. 2. changes in a sea level caused by the pole of the sun or the moon
  2. 3. The path an object takes as it moves around in space
  3. 4. to move around in a circle around another object