Across
- 4. is a dwarf planet that lies at the outer reaches of our
- 5. the people who gose to space
- 8. Ship a vehicle that takes astronuat's to space
- 10. the foruth largest planet
- 12. famous for it's rings
- 13. the red plant
- 15. closest to the sun
- 17. sun
- 18. radiation
- 19. hole the collapsed core of a massive star
- 21. Moon is the fifth largest moon in our solar system
Down
- 1. chunck of frozen gasses,ice, and rocky debris that orbits
- 2. system
- 3. the largest plant
- 5. the study of the nuiverse
- 6. very hot,fluid rock
- 7. it is named after a roman goddess of love and beauty
- 9. the little blue plant
- 11. we live on
- 14. the star at the center of our solar system
- 15. we live in a galaxy called
- 16. got 8 moons and it's the seventh planet from the sun
- 20. a giant ball of hot gas that creates and emits its