Asteroids, comets and Meteors!

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Across
  1. 4. Another name for a comet.
  2. 5. The large glowing head around a comet.
  3. 8. A meteor that survives the Earth's atmosphere and lands on Earth.
  4. 9. Can also be called a minor planet.
  5. 10. A region of the Solar System that lies beyond the planets and the orbit of Neptune.
  6. 11. The ion tail of a comet always points away from what?
  7. 15. When many meteors are falling through the atmosphere at the same time.
  8. 16. A meteoroid that has entered into the Earth's atmosphere.
Down
  1. 1. What were asteroids originally named after?
  2. 2. Pieces of a meteor found in space.
  3. 3. Comet that has an orbit of less than 200 years.
  4. 6. The outer limit defines the outer boundary of the Solar System.
  5. 7. What we call a double asteroid.
  6. 9. Where most asteroids are found.
  7. 12. Objects that have orbits that pass close by that of Earth
  8. 13. comets have orbits of greater than two hundred years.
  9. 14. the name of the first probe to ever orbit a comet.