DAZZAS PUZZLE

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Across
  1. 4. A planet made up mostly of gases, such as hydrogen and helium
  2. 7. A large space rock that orbits the Sun
  3. 9. An imaginary line halfway between the North and South Poles
  4. 10. An event where one object in space blocks another
  5. 12. A half of the Earth, either north or south of the Equator
  6. 13. A model of the Solar System in which the Sun is at the centre
  7. 15. A planet made up mostly of icy materials
Down
  1. 1. A model of the Solar System in which Earth is at the centre
  2. 2. The phase when the Moon is waxing and half of the sunlit side can be seen
  3. 3. An object that orbits a planet or star and is human-made
  4. 5. The phase when the sunlit side of the Moon is facing towards Earth
  5. 6. An imaginary line through an object
  6. 8. Sunlight that hits the Earth's surface at a high angle
  7. 11. An attractive force between any two objects that have mass On Earth
  8. 14. Any phase when less than half of the sunlit side of the Moon can be seen