Across
- 3. The largest object in our solar system
- 4. To travel around a star, planet, or another object in space
- 6. Every major ____ bears the signature of a supermassive black hole.
- 7. Matter and light fall into a black hole in a ____ like water going down a drain
- 8. A black hole does this to everything that enters it
- 11. The largest planet in our solar system
- 13. The closest planet to the sun
- 14. Astronomical unit of distance
- 16. The brightest spot in a galaxy, packed with stars
- 17. Believed that space and time were curved, woven together in a flexible fabric
Down
- 1. A form of light invisible to the naked eye
- 2. There are many ____ systems in every galaxy
- 5. The strangest phenomenon in the cosmos
- 9. The death of a star
- 10. A hypothetical structure of space time envisioned as a long, thin tunnel
- 12. Orbit around most stars
- 15. Within a black hole is trapped light and ____.