Across
- 2. A huge group of stars and planets
- 3. The center of our solar system
- 4. A vehicle that flies into space
- 6. The Earth's natural satellite
- 7. A person who travels to space
- 10. A vehicle used for space travel
Down
- 1. A large body that orbits the sun
- 5. A space rock that leaves a bright tail
- 8. A bright object in the night sky
- 9. A creature from another planet