Galactic Address

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Across
  1. 1. The galaxy group that includes the Milky Way
  2. 4. A model of the solar system in which Earth and the other planets revolve around the sun.
  3. 5. The galaxy of which the sun and the solar system are a part and which contains the myriads of stars.
  4. 8. Theory A well tested concept that explains a wide range of observations.
  5. 9. A huge group of single stars, star systems, star clusters, dust, and gas bound together by gravity.
  6. 10. A force that pulls objects towards each other.
Down
  1. 2. A model of the universe in which Earth is at the center of the revolving planets and stars.
  2. 3. The point or place where something begins, arises, or is derived. Position: A place where someone or something is located.
  3. 6. Theory that the initial explosion that resulted in the formation and expansion of the universe
  4. 7. All of space and everything in it.
  5. 8. System The collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets.