Across
- 3. How far apart things are.
- 8. The big star that gives us light and heat.
- 9. A small rock that moves around the Sun.
- 10. To send light back.
- 11. The time when it is dark outside.
- 13. One trip around the Sun.
- 14. The space above the Earth.
- 15. The place where planets and stars are.
- 16. To turn around.
- 18. Having a high temperature.
- 20. An object that moves around a planet.
- 21. A large round object that goes around a star.
- 22. Like a ball or circle.
- 23. To go from one place to another.
- 25. Having little or no light.
- 26. Large in size.
- 27. A vehicle that goes into space.
Down
- 1. A force that pulls things down.
- 2. The object that goes around Earth.
- 4. The planet where we live.
- 5. A very large group of stars.
- 6. Something that helps us see.
- 7. A tool for seeing things far away.
- 8. A bright light in the sky at night.
- 9. The air around a planet.
- 12. The spinning of something.
- 15. About the Sun.
- 17. The Sun and all the planets around it.
- 19. The time when it is light outside.
- 24. To move around a planet or star.