1. The ceiling. 2. Clouds 3. Stars 4. Constellations 5. Planets in out solar system 6. The moon 7. The stratosphere 8. The mesosphere 9. The thermosphere 10. The exosphere 11. Nitrogen 12. Oxygen 13. Carbon Dioxide 14. Other gases 15. Nebulas 16. Galaxies 17. Possibly the Milky Way galaxy