Across
- 1. Imaginary line that goes throw the earth
- 2. Earth spinning on its axis
- 4. someone who travels to unknown regions to make discoveries
- 5. Has 8 rings
- 8. A group of stars
Down
- 1. a small celestial body composed of rock and metal
- 2. Earth's orbit.
- 3. Someone that flies in a rocket
- 6. Source of light
- 7. Only planet with life