Solar System

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Across
  1. 2. Any object that orbits a planet or star
  2. 3. A large space rock that orbits the sun
  3. 5. A model of the solar system that has Earth as its centre
  4. 8. A ball of gas that releases light or heat
  5. 9. A large natural object that orbits a planet
  6. 10. An attraction force between any objects of mass
  7. 11. The time it takes a planet to make one full rotation around the sun
  8. 12. Half of the Earth
Down
  1. 1. A model of the solar system with sun at the centre
  2. 4. Any time of year with typical weather patterns and daylight hours
  3. 6. An invisible line that is drawn between the North and South poles
  4. 7. A group of many stars