Our Solar System, The Sun, and the Planets

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Across
  1. 2. A large object that orbits the Sun.
  2. 3. An imaginary line through the centre of a planet or star that it spins around.
  3. 8. A bowl shaped hole on the surface of a planet or moon caused by an impact.
  4. 9. The path that a planet or other object follows as it moves around the Sun.
  5. 10. The layer of gases surrounding a planet.
  6. 12. The spinning of a planet or star on its axis.
  7. 13. Everything that exists, including all stars, planets, galaxies and space.
Down
  1. 1. A huge ball of hot, glowing gas that produces its own light and heat. The Sun is a star.
  2. 4. A cooler, darker area on the Sun's surface.
  3. 5. The closest planet to the Sun.
  4. 6. The force that pulls objects towards one another and keeps planets orbiting the Sun.
  5. 7. The outer atmosphere of the Sun.
  6. 11. The second planet from the Sun.