Things in our solar system

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Across
  1. 2. All of space and time and everything in our galaxies including all forms of matter and energy
  2. 4. It is the second planet from the Sun and is the hottest planet in our solar system
  3. 7. The international space station is also called
  4. 8. The only planet we think has life on it, it is the third planet from the Sun
  5. 10. The theory of how the universe was created
  6. 11. A large object that orbits Earth
  7. 12. The second largest planet in our solar system, it also has rings
  8. 13. The seventh planet from the Sun, made from water and methane, the name is seen as a joke
  9. 16. The galaxy that we are in
  10. 17. A region where the gravity is so strong that nothing can escape it
  11. 18. The force that draws on object or another body towards it, it is the same force preventing us from drifting of thee surface of the earth
Down
  1. 1. It is the eight planet from the Sun and is named after the roman god of the sea
  2. 3. The largest planet in our solar system
  3. 5. It is called the red planet, NASA has sent five rovers there, it is the fourth planet from the Sun
  4. 6. The study of space
  5. 9. A model where the planets in our solar system orbit the sun
  6. 11. The first planet from the Sun and the smallest, this planet is the second most hottest planet in our solar sytem
  7. 12. The thing our solar system revolves around
  8. 14. The the group of planets and other objects that orbit the sun
  9. 15. A model where everything revolved around Earth