Across
- 1. what planet is after earth?
- 3. what company first went in to space?
- 6. what is the second planet away from the sun?
- 8. how do you measure distances in space?
- 10. what is the 7th planet away from the sun?
- 13. what is the 8th planet away from the sun?
- 14. what is our solar system in?
- 15. what is used on earth to see planets?
- 16. what do you call it when a planet goes around the sun?
- 18. what is closest planet to the sun?
- 20. what is the third plan away from the sun?
- 21. system what are our planets in?
Down
- 2. what is our universe in?
- 4. planets what is the opposite of outer planets?
- 5. what do you call men that go into space?
- 7. what is the 6th planet away from the sun?
- 9. What is the biggest and hottest star?
- 11. What is Earth?
- 12. what is our Galaxy in?
- 17. what is the 5th planet away from the sun?
- 19. planets what is the opposite of inner planets?