Across
- 1. Lights up the night sky.
- 3. Smallest planet.
- 4. A System of billions of stars.
- 7. Planet closest to the sun.
- 8. Our planet.
- 9. Light in the sky.
Down
- 1. Our solar system. _____ Way
- 2. The force that attracts to towards earth.
- 5. A person who travels in a spacecraft.
- 6. Largest planet.