Solar System

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Across
  1. 4. the model that has the sun as its center.
  2. 6. the mars sized object that hit earth and created the moon.
  3. 7. the sun and all the planets that revolve around it.
  4. 8. a planet like body that orbits a star other than the sun.
  5. 10. the model that has earth as its center.
  6. 11. the hypothesis of how the solar system was formed.
  7. 12. the last 4 planets that are made up of gases and have rings and satellites.
Down
  1. 1. the first 4 planets that are rocky.
  2. 2. keeps earths atmosphere warm when the sun is not shining on it.
  3. 3. a natural or artificial body that revolves around a celestial body that is larger in mass.
  4. 5. shape or group of stars in a recognizable pattern.
  5. 9. the force that holds the earth together.