Across
- 2. very good and surprising
- 5. near
- 9. move everywhere in the air, stay on water
- 11. someone who travels and works in a spaceship
- 12. coming from another planet
- 13. the time when the sun disappears
- 15. large round object moving in the space
- 16. compact, air that is difficult to see through
Down
- 1. the time when the sun appears in the sky
- 3. tired, not interested
- 4. the power that makes things fall on the ground
- 6. turn around
- 7. mixture of gases around the earth
- 8. having strong winds
- 10. clean and organized
- 13. the top layer of the earth
- 14. a machine or natural object that orbits a planet