Across
- 3. explosive eruption of waves and particles in space
- 7. an imaginary line around which an object spins
- 9. large,around object that has not cleared orbit
- 10. one whole spin of an object on its axis
- 11. 4 planets farthest from sun
- 13. large,round object that revolves around a star
- 14. a frozen mass of ice/dust
Down
- 1. 4 planets closest to sun
- 2. natural satellite revolving around a planet
- 4. one full orbit around the sun
- 5. a group of stars that form a pattern
- 6. path an object takes as it revolves
- 8. spacecraft that gathers data without a crew
- 12. rocky mass that revolves around sun