Across
- 3. creating suspense
- 5. value of
- 8. streak of light
- 11. estimate
- 12. nondirect source
- 14. to obtain
- 16. solar system body
- 17. to examine
- 18. to improve
Down
- 1. main source
- 2. very end
- 4. to expand
- 5. planning
- 6. to explore
- 7. 29.5 days
- 9. to make larger
- 10. small rock orbiting the sun
- 13. a opinion
- 15. journey