Across
- 2. our closest neighbor galaxy
- 4. billions of stars, together with gas and dust held together by gravitational attraction.
- 10. holds together things in space
- 11. really big
- 13. hole huge unlit spot that sucks up any object too close to it
- 14. the shape of a spiral galaxy
- 16. bump into each other
- 18. space organization
- 19. hot far away rocks and/or gasses
- 20. Mercury, Venus, Earth, Mars, ect.
Down
- 1. used to fuel cars on earth, or a state of matter
- 3. galaxy oval shaped galaxy
- 5. the anatomy of the object
- 6. how big an object is
- 7. something found both in dirty homes and space
- 8. longer one way circle
- 9. galaxy, galaxy with no shape
- 11. system collections of stars, gas, dust, and planets
- 12. anything alive
- 15. lots and more than millions
- 17. all mass and matter
- 21. galaxy pinwheel shaped galaxy