mason

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Across
  1. 4. a half of the Earth, either north or south of the Equator
  2. 5. An imaginary line through an object around which it spins
  3. 8. An imaginary line halfway between the North and South Poles
  4. 10. A large space rock that orbits the Sun
  5. 11. An event where one object in space blocks another from view
  6. 12. the time it takes a planet to rotate once
Down
  1. 1. moon Any phase when more than half of the sunlit side of the Moon can be seen
  2. 2. An attractive force between any two objects that have mass
  3. 3. planet A planet made up mostly of gases, such as hydrogen and helium
  4. 6. planet A planet made up mostly of icy materials
  5. 7. moon The phase when the sunlit side of the Moon is facing towards Earth
  6. 9. A group of millions or billions of stars