Space crossword

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Across
  1. 5. A tool for viewing stars
  2. 6. is the closest planet to the sun
  3. 7. What is the name of the smallest planet
  4. 8. The planet where humans live
  5. 9. how many planets are there in the solar system?
Down
  1. 1. The largest planet
  2. 2. space Another name for outer space is
  3. 3. what is the name of a space researcher
  4. 4. is a planet that has rings
  5. 6. Red Planet