Across
- 4. - A giant sphere moving in a circular motion around a star.
- 5. - The large round object that circles the Earth and that shines at night
- 6. - The circular path that something follows
- 8. - A machine that is sent into space that moves around the Earth
- 9. - The 9th sphere from the sun, and is no longer a planet due to its size
- 11. - The 5th planet from the sun, and the first of the gas giants
- 14. - The 7th planet from the sun, and is mostly ice and water
- 17. - A vehicle that is used to go into space
- 18. - The 6th planet from the sun, and the only planet with a lot of rings
Down
- 1. - The 2nd planet from the sun, also the hottest planet
- 2. - A person who travels n a spacecraft into outer space
- 3. - The area beyond the Earth's atmosphere and where the stars and planets are.
- 5. - The 4th planet from the sun, it is red because of the metal on it
- 7. - The 8th planet from the sun, and colder than Uranus
- 10. - The United States of America
- 12. - A part or step in a process.
- 13. - A competition between people, animals, Vehicles, to see which one is fastest
- 15. - The company that is responsible for going into space and researching space
- 16. - The 1st planet from the sun, also the smallest