Across
- 3. no other force can balance this tiny and dense point
- 5. an explosion in space that creates black holes
- 6. a dense, invisible area in space that nothing can escape from
- 7. a pull that objects in space have to attract smaller objects
- 8. a theory that says the universe expanded from an initially small and dense state
- 10. the most common type of black hole found in space
- 11. a type of black hole that is located in the center of nearly all galaxies
Down
- 1. all of space and what it contains
- 2. a black hole whose core doesn't rotate
- 4. an object made to observe objects by making them appear closer
- 5. the joining of space and time
- 9. an expert in the study of space and the physical universe
- 12. a theory that there are multiple universes