space

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Across
  1. 2. hottest star
  2. 5. biggest planet
  3. 6. same size as earth
  4. 7. lies on its side
  5. 9. no longer considered a planet
  6. 10. only known planet with life
Down
  1. 1. known as the red planet
  2. 3. coldest planet
  3. 4. hottest planet
  4. 8. rings made of dust and rocks