KS3 SPACE

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Across
  1. 2. The time taken for the Earth to orbit the Sun once.
  2. 3. Caused by the Earth’s rotation.
  3. 6. The curved path of a planet or satellite.
  4. 7. The galaxy that contains our Solar System.
  5. 9. The imaginary line the Earth spins around.
  6. 11. Changes in the Moon’s appearance as it orbits the Earth.
  7. 13. A natural satellite that orbits a planet.
  8. 14. One complete orbit of the Earth around the Sun.
  9. 15. A huge ball of gas that produces its own light.
  10. 17. An icy body that orbits the Sun with a glowing tail.
  11. 18. Everything that exists, including all matter and energy.
Down
  1. 1. An object in orbit around a planet, can be natural or artificial.
  2. 4. The force that keeps planets in orbit around the Sun.
  3. 5. The Sun and everything that orbits it.
  4. 8. A huge collection of stars, gas, and dust held together by gravity.
  5. 9. A rocky object that orbits the Sun, smaller than a planet.
  6. 10. Caused by the tilt of the Earth’s axis.
  7. 11. A large object that orbits a star.
  8. 12. When one object in space blocks the light from another.
  9. 16. The spinning of the Earth on its axis.