Across
- 4. to obtain
- 5. creating suspense
- 8. planning
- 11. estimate
- 13. nondirect source
- 16. to explore
- 17. a opinion
- 19. 29.5 days
Down
- 1. journey
- 2. to examine
- 3. main source
- 6. solar system body
- 7. to expand
- 9. to improve
- 10. small rock orbiting the sun
- 12. very end
- 14. to make larger
- 15. streak of light
- 18. value of