Across
- 2. no longer considered a main planet
- 5. the word associated with the days
- 7. hottest planet
- 9. a ball of rock, ice and frozen gases
- 10. name of famous comet
- 11. planet with beautiful ring system
- 14. the smallest and innermost planet
- 16. furthest planet
- 17. large object that revolves around the sun
- 18. the imaginary pole that earth rotates on
- 19. the path of one object as it moves around
Down
- 1. a pattern of stars
- 3. device use to observe distant objects
- 4. a huge system of many stars, gases, dust
- 5. star at a center of a solar system
- 6. what the earth does on axis
- 8. planet which we live
- 10. name of a huge telescope
- 12. fifth planet from the sun
- 13. planet with the coldest temperature
- 14. any natural body revolving the planet
- 15. a huge ball of superheated voices