Earth and Space

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Across
  1. 2. 24hr rotation on its axis.
  2. 3. Four of them annually.
  3. 5. An object in space made of hot gases that glow.
  4. 7. A center, imaginary line that an object spins around.
  5. 13. The shape of the moon we see from Earth.
  6. 14. 365 days orbit.
  7. 15. The path Earth takes around the sun.
  8. 16. The sun, eight planets and their moons.
Down
  1. 1. A very big object moves around the sun.
  2. 4. Shapes on the ground that change with Earth's rotation.
  3. 6. A turn or a spin.
  4. 8. When the days are longer.
  5. 9. When there are fewer daylight hours.
  6. 10. Earth faces away from the sun.
  7. 11. Number of seasons.
  8. 12. Earth faces the sun.