Across
- 4. the first country to send a person into space
- 5. what planet reaches 801 degrees
- 9. the biggest planet
- 11. what is the largest mountain that can fit in side a crater on the moon
- 12. the speed required to leave a planets gravity
- 14. how much countries have worked on a space Statoin
Down
- 1. abbreviation for denvers state
- 2. the milky way is one
- 3. planet9
- 5. planet4
- 6. ice, dust, and rocks make up Saturn's ______
- 7. the biggest star
- 8. how much planets are there in space
- 10. planet8
- 13. continuously move around a star or a planet