Across
- 3. - A frozen mass of water, gases and rocks speeding across space
- 4. - A type of radiation emitted by black holes
- 6. - Moon-related
- 8. - Quasi-Stellar Radio Source for short
- 9. - ... disk: A ringlike accumulation of matter around a star
- 10. - ... Way: the name of the galaxy we live in
Down
- 1. - A remote controlled vehicle designed to traverse the surface of planets
- 2. - A group of stars
- 5. - ... black hole: The largest type
- 7. - A small celestial body orbiting a star