Across
- 3. region of spacetime where gravity is so strong that nothing can escape from it.
- 6. layer of gas or layers of gases that envelope a planet
- 7. system of billions of stars with gas and dust
- 9. self-luminous celestial body of gas that shines by radiation derived from its internal energy sources.
- 10. powerful and luminous stellar explosion
Down
- 1. galaxy that includes our Solar System
- 2. Orbits around the earth and shines at night
- 4. planet that we live on
- 5. the milky way is this type of galaxy
- 8. yellow/orange planet that shines during the day