The Planets Crossword

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Across
  1. 1. The planet furthest from the sun
  2. 4. The model of our solar system of which the Earth is featured as the centre
  3. 5. The term used to refer to the movement of water on Earth created by the gravity of Earth's moon and sun
  4. 7. The closest planet to the sun
  5. 8. The hottest planet in the solar system
  6. 9. A person who studies astronomy
  7. 12. The seventh planet from the sun
  8. 14. Commonly referred to as a shooting star
  9. 16. The name of the galaxy in which our solar system is located
  10. 18. The planets that takes 365.25 days to rotate around the sun
  11. 19. Commonly referred to as the red planet
Down
  1. 2. The term used to refer to the entirety of all physical matter and space
  2. 3. The model of our solar system of which the Sun is in the centre
  3. 6. The largest planet in our solar system
  4. 9. The Study of space and the physical universe
  5. 10. The elliptical rotation of planets around the sun
  6. 11. The Earth's natural satellite
  7. 13. The planet that is well-known for the system of rings that encircle it
  8. 15. Recently renamed as a dwarf planet rather than a planet due to it's size, orbit and location
  9. 17. The time it takes for a planet to rotate around the sun