Galaxies

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Across
  1. 3. Football shaped, stars spread evenly throughout.
  2. 5. a celestial body that is in orbit around the Sun
  3. 7. a massive self-luminous celestial body of gas that shines by radiation derived from its internal energy sources.
  4. 8. Bang Theory: leading explanation about how the universe began.
  5. 9. Way: the galaxy that includes our Solar System.
  6. 10. System: Made up of planets, asteroids, stars, and moons that orbit the sun.
Down
  1. 1. a collection of gas, dust, stars, and solar systems held together by gravity.
  2. 2. arm's coming out from the center of the galaxy.
  3. 4. No consistent shape or pattern
  4. 6. three-dimensional extent in which objects and events have relative position and direction.