The Hive's Space Crossword

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Across
  1. 3. A hot ball of gas that gives out light
  2. 4. The force that pulls things towards Earth
  3. 8. The star at the centre of our Solar System
  4. 9. One trip around the Sun
  5. 11. A tool used to see far away things in space
  6. 12. A small rocky object in space
  7. 14. The invisible line Earth spins on
  8. 15. A rock that burns bright in the sky
  9. 16. A time of year with different weather
Down
  1. 1. When your side of Earth is dark
  2. 2. A path one object takes around another
  3. 3. The Sun and everything that moves around it
  4. 4. A huge group of stars
  5. 5. Everything that exists
  6. 6. A large round object that moves around a star
  7. 7. A ball of ice and dust with a tail
  8. 10. When something spins
  9. 13. Earth spins once
  10. 15. A rock that moves around Earth