Across
- 1. A planet famous for its rings
- 3. A man in space.
- 7. Makes tunnels under cities.
- 8. End of humanity.
- 10. Known as the Red Planet.
- 11. An electric car company.
- 12. The biggest planet in the solar system.
Down
- 1. Builds rocket.
- 2. Will keep you from radiation in space.
- 4. partner aboard the ship.
- 5. An object flying in space.
- 6. Something that will launch you into space.
- 9. Takes approximately 365 days to rotate around the sun.