Across
- 5. Orion is one example where nebulae are found
- 6. Ionized gas glows with its own light in this type of nebula
- 7. Process that begins in young stars formed within nebulae
- 9. The outward movement of gas in planetary nebulae
- 14. Home of the famous Pillars of Creation
- 15. Type of light used to peer inside dust clouds
- 16. Type of light that energizes emission nebulae
- 18. Most abundant element in nebulae
- 19. A supernova remnant first observed in 1054 A.D.
- 20. Tiny solid particles that reflect and absorb starlight in nebulae
Down
- 1. Force that causes gas and dust to clump and form stars
- 2. One of the brightest emission nebulae, visible to the naked eye
- 3. Famous dark nebula in the constellation Orion
- 4. Light from nearby stars scatters off dust and gas in this glowing cloud
- 8. Region where new stars are being born
- 10. Iconic photo of gas and dust taken by Hubble inside the Eagle Nebula
- 11. Telescope that captured detailed images of nebulae
- 12. Created when a star like our Sun sheds its outer layers
- 13. Expanding debris from an exploded massive star
- 17. Dense cloud of dust that blocks light from stars behind it