Hypothesis
Across
- 2. Discovering or identifying a celestial object
- 4. When the universe is neither expanding nor contracting
- 7. Massive systems with stars,dust, stellar remnants and dark matter
- 8. Unexplained phenomena entities or questions
- 10. Matter Invisible form of matter
Down
- 1. Big freeze Scientific theory for ultimate fate of universe that expansion causes energy to disperse
- 3. Entire physical universe viewed as a complex and orderly system
- 5. the dominant force governing the motion of celestial bodies
- 6. totality of all matter,space, and time
- 9. Continuous increase in distance between objects