Across
- 2. the building in which some scientists use
- 4. the container of the universe
- 6. very important to a concept
- 8. another word for how big a black hole is
- 10. the wellness of a black hole
Down
- 1. what we do to telescopes to make them better
- 3. to put something in
- 5. the study of everything in the universe
- 7. all the different parts
- 9. the motion of a black hole