Across
- 4. Largest planet in our solar system.
- 6. Planet named after the roman god of agriculture.
- 7. Covers 70 percent of the Earth’s surface.
- 8. Layer of gas that surrounds a planet.
- 11. A star and the planets orbiting around it.
- 13. Force that keeps a planet moving in orbit
Down
- 1. Our solar system is part of this galaxy.
- 2. Closest star to Earth.
- 3. Planet furthest from the sun.
- 5. Third largest planet in our solar system.
- 9. Nicknamed “the red planet”
- 10. Now called a dwarf planet.
- 12. Planet closest to the sun.
- 14. Planet named after the Roman goddess of love and beauty.