Formation And Motion Of Galaxies Terms

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Across
  1. 4. A force causes objects with mass to attract one another
  2. 5. A state of matter with infinite volume and shape
  3. 8. Curved path followed by a satellite as it revolves around an object
  4. 9. Luminous star that planets revolve around
Down
  1. 1. Large group of stars in space
  2. 2. A group of planets and celestial bodies that orbit around the sun
  3. 3. A theory that suggests the universe was created with a small point
  4. 6. A celestial body that revolves around a planet
  5. 7. Tiny particles of matter floating in space