Across
- 3. a president of the USA who supported exploration of space
- 5. a state of an object whic flows
- 7. the first man in space
- 8. America's space association
- 10. a place where astronauts can live for a few months in space
- 13. a vehicle which is used to go into space
- 14. the Earth's 'twin sister'
Down
- 1. a state of an object which stays in its own shape
- 2. the first man on the moon
- 4. the cow jumped over the _ _ _
- 6. the red planet
- 9. a type of rocket used on the Earth
- 11. a person who goes in space
- 12. the blue planet