Across
- 2. Thick, impenetrable clouds of dusty material
- 4. High-energy light and particles emitted
- 6. Another name for star-forming nebulae
- 9. Between the stars in a galaxy
- 10. Describing the glowing hues of nebulae
Down
- 1. To cause a nebula's material to spread out
- 3. Dense, dark clouds of gas and dust
- 5. Force causing nebular clouds to contract
- 7. Massive explosions that form some nebulae
- 8. Outflowing streams of particles from stars