Challenging puzzle for experienced crossword solvers
Celestial Wonders and Cosmic Mysteries
Explore the vastness of space with this crossword puzzle focusing on key celestial bodies, cosmic phenomena, and universe concepts.
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Across
- 1. Invisible matter that exerts gravitational pull
- 4. Explosive death of a massive star
- 5. Instrument to observe distant celestial objects
- 6. Boundary beyond which events are unobservable
- 10. Cloud of gas and dust where stars form
- 12. Distance light travels in one year
- 15. Path of an object around a planet or star
- 17. Theory describing the universe’s origin
Down
- 2. Pattern of stars named after mythical figures
- 3. Object orbiting a planet or star
- 7. The universe regarded as a complex system
- 8. Rocky object orbiting the sun
- 9. Extremely luminous active galactic nucleus
- 11. Region where gravity prevents light escape
- 13. Highly magnetized rotating neutron star
- 14. Ice and dust object with a glowing tail
- 16. Massive system of stars, gas, and dust
- 18. Increase in wavelength due to cosmic expansion
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