Origins of the Universe Review

5. Light observed from distant stars and galaxies that indicates the universe is expanding as objects are moving outward.
6. The faint radiation left over from the explosion of the Big Bang.
9. The entire distribution of radiation according to frequency or wavelength.
12. A The blackhole at the center of the Milky Way Galaxy.
13. The name of the galaxy our Solar System is found in.
14. Group of visible stars that forms an outline or pattern in the night sky.

1. The theory that states the universe began with a gigantic explosion billions of years ago.
2. A type of galaxy that had central bar-shaped structure composed of stars.
3. The location in the Milky Way where our Solar System is found.
4. The universe is estimated to be 13.8 _____ years old.
7. The closest galaxy to ours, the Milky Way.
8. The amount of identified constellations in the night sky.
10. Structure containing telescopes and scientific instruments used to observe celestial objects.
11. System of stars, gas, and dust held together by gravitational attraction.
12. The most common galaxy type characterized by a thin disk with outstretching arms spinning around a central, dense section.