Across
- 3. A solar system or part of a universe.
- 4. Last name of scientist associated with space.
- 6. War A war between most of countries of the world.
- 7. Used for smoking
- 8. The thoughts of knowledge of the world.
- 11. Bright burning balls of gas.
- 12. What makes us different
Down
- 1. What we live in
- 2. Everything around us.
- 5. What we and galaxies are all part of.
- 9. Someone who teaches someone something.
- 10. Continuous and doesn't stop.