Across
- 4. Largest asteroid discovered
- 6. Another word for reality
- 8. Collapsed star cores which attract large amount of matter
- 9. Stars core collapsing into a black hole
- 11. Massive black hole that is the centre of galaxies
- 12. A disk of matter and plasma that orbits a black hole
- 14. Hypothetical opposite of black holes, which repel matter
- 15. Word that describes stars exploding
Down
- 1. Extremely large stars that have black holes for cores
- 2. Clouds of gas in space, responsible for making stars
- 3. Unit of mass commonly used in astronomy
- 5. Common gas which is a part of stars
- 7. Rays that shoot out of blackholes
- 10. Previous largest star
- 13. Dense remnant of a star going supernova