The Moon, Earth and the Sun

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Across
  1. 2. The path the Earth follows around the Sun
  2. 4. The Moon’s shape seems to change because of this
  3. 6. The imaginary line Earth spins around
  4. 7. The natural satellite that orbits Earth
  5. 9. The movement of Earth around the Sun, taking one year
Down
  1. 1. When the Moon passes between the Sun and Earth
  2. 3. The spinning of Earth on its axis, causing day and night
  3. 5. The bright part of the Moon we see from Earth is lit by this
  4. 8. The reason Earth has different seasons