Solar System

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Across
  1. 3. A regular, repeating path that one object in space takes around around another one.
  2. 4. A astronomical body that orbits a star, is spherical, and push away all objects of a similar size.
  3. 6. An orbital region around a star in which an Earth-like planet can posses liquid water on its surface and possibly support life.
Down
  1. 1. An attractive force between two masses by which a planet/sun draws objects towards its center.
  2. 2. a gravitational bound system consisting of a sun and the objects that orbit it.
  3. 5. A 3d representation of an object or system that maintains accurate relationships between the parts of the model such as size and distance.