Across
- 3. a big space where nothing including light can escape
- 4. the largest planet
- 6. hot and bright balls of gas
- 8. a system with dust, sometimes planets and millions of stars
- 9. a nursery for stars
Down
- 1. the remains of a dead star
- 2. there are eight of these in the milky way
- 5. composed of all galaxies stars and all planets
- 7. galaxy galaxies where there are arms that reach from the middle