Across
- 2. – a person who helps people learn new things.
- 7. – a person who travels in space.
- 8. – a person who puts out fires and helps people.
- 10. – special clothes an astronaut wears in space.
- 14. – a place where a scientist works and does experiments.
- 16. – a person who studies and learns about the world.
- 17. – a person who is kind and nice to others.
- 18. – an object that goes around a planet.
- 19. – a person who is not scared to do difficult things.
- 20. – a person who can wait calmly.
Down
- 1. - a person who is prepared and plans carefully.
- 3. – a person who is good at thinking of new ideas.
- 4. – a place where scientists study stars and planets.
- 5. – the area beyond Earth.
- 6. – a creature that comes from another planet.
- 9. – a large ball of hot gas that gives light.
- 11. – a person who flies a plane.
- 12. – a large object that goes around a star.
- 13. – a type of transport that travels into space.
- 15. – a very large area of salt water.
- 18. – a person who repairs machines and vehicles.