Across
- 5. A black hole is made when a big star_
- 6. What has all of everything
- 9. Galaxy that looks like a bunch of little dots
- 10. Space is completely _
Down
- 1. There are a dozen of these in the universe
- 2. 95% of the universe is _
- 3. throughout the whole universe it always has the same _
- 4. most of the stuff in the universe has _ gravity
- 7. The kind of galaxy we're in
- 8. A Neptune like exoplanet, it is an ocean planet