Across
- 2. setting up for take-off
- 6. another word for the moon
- 8. things you look out of to see planets and stars
- 9. small grains as small as a grain of sand
- 11. Jupiter is the ___ giant
- 13. a dwarf planet
- 15. an object in space to send weather reports
Down
- 1. the north American space agency.
- 3. the eighth planet in our solar system
- 4. the propulsive force of a jet or rocket engine
- 5. Earth's protective layer
- 7. light in the night sky ever 70 years
- 10. the planet before Neptune in our solar system
- 12. a belt of the heavens
- 13. is what our Earth is
- 14. relating to or denoting a nebula or nebulae