Astronomy Crossword

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Across
  1. 1. The hottest planet
  2. 3. It takes 28 day to go round the earth
  3. 4. The furthest planet from the Sun
  4. 5. The most mysterious thing in space
  5. 6. Our galaxy name
  6. 7. The planet with visible rings
  7. 8. Another word for the Sun
Down
  1. 2. Thefirst man to step on the moon
  2. 3. This gives Neptune it's blue color