Across
- 2. A large ball of rock or gas that orbits the sun.
- 3. you do this to learn new things.
- 5. To have a home somewhere.
- 6. To go from one place to another.
- 7. A person who travels in space.
- 9. The planet we live on.
- 13. To push a rocket into the air.
- 14. A machine that goes into space.
Down
- 1. To not sink in water or space.
- 3. A machine that orbits Earth or other planets.
- 4. One of the biggest planets in our solar system.
- 8. We ___ air to stay alive.
- 10. The place beyond the Earth where rockets go.
- 11. The star at the center of our solar system.
- 12. something people do to earn money.