Space

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