SPACE

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Across
  1. 3. what planet is closet to the sun
  2. 4. The planets known as the giant planets are also known as the outer planets
  3. 7. What is the name of the force holding us to the Earth?
  4. 8. How many billion years old is the solar system?
  5. 10. What is the name of the 2nd biggest planet in our solar system?
  6. 11. Olympus Mons is a large volcanic mountain on which planet?
Down
  1. 1. What is the hottest planet in our solar system?
  2. 2. Who was the first person to walk on the moon?
  3. 5. How many minutes does it takes for light from the sun to reach the earth
  4. 6. Is the planet Neptune bigger than Earth?
  5. 9. is the sun a star or a planet