Astro and Auto Crossword Puzzle

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Across
  1. 2. Greek root that means “self-motivated”
  2. 4. The story of a person’s life, written by that person.
  3. 5. A disease that occurs when the immune system makes a mistake and attacks the body's own tissues or organs
  4. 6. A star-shaped mark used to tell a reader to look for more information somewhere else on the page.
  5. 8. The Science that studies the stars, planets, sun, moon, and everything else in outer space
  6. 9. Greek root that means “star.”
Down
  1. 1. A person who travels in a spacecraft.
  2. 2. A road vehicle, usually found with four wheels, powered by an internal engine.
  3. 3. When something works by itself.
  4. 7. Any one of thousands of small, rocky bodies that revolve around the sun and are smaller than planets.