THE SPACE

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Across
  1. 2. the star in the centre of the Solar System
  2. 3. Our planet
  3. 6. the biggest planet on the Solar System
  4. 7. What we use to watch the sky
  5. 9. The closest planet to the Sun
Down
  1. 1. The satellite of our planet
  2. 2. The planet with the biggest rings
  3. 4. the belt between Mars and Jupiter is full of them
  4. 5. The only dwarf planet of our Solar System
  5. 8. What we see during the night
  6. 9. the galkaxy where we live