Astronomy

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Across
  1. 2. the only planet in our solar system we know of that supports life
  2. 3. a disk-shaped region of the Solar System located beyond Neptune's orbit
  3. 4. The outer planets of our solar system
  4. 7. small, rocky bodies that have been left over from the formation of the planets 4.5 billion years ago.
  5. 9. The region of the solar system between the orbits of Mars and Jupiter, where most of the asteroids are found
  6. 10. seventh planet from the sun
  7. 13. one of the largest members of the Kuiper Belt,used to be the 9 planet
  8. 14. large objects made of dust and ice that orbit the Sun
  9. 15. a celestial body that orbits a planet
  10. 16. the sixth planet from the Sun with the largest planetary rings in the Solar System
Down
  1. 1. is the eighth planet from the Sun, and the fourth largest
  2. 5. the four innermost planets in the solar system.
  3. 6. the fourth planet from the sun in our solar system
  4. 8. are not planets, but they can have moons of their own or their own ring systems
  5. 11. sometimes called a shooting star, is actually a space rock that is crashing through Earth's atmosphere.
  6. 12. are huge balls of burning gases, most of which are made of hydrogen