Across
- 3. extremely cold
- 6. all objects and matter in space including Earth and beyond
- 8. do what it takes to accomplish something
- 9. natural or man-made objects that orbit around another plant
- 10. a special achievement
- 11. cluster of a billion stars, dust, and gas held together by gravity
Down
- 1. most frequently seen
- 2. between nations
- 3. join together
- 4. very much
- 5. push or pull of an object
- 7. to flow or trail