Jazmin's Science Crossword Puzzle

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Across
  1. 4. the collection of eight planets and their moons in orbit around the sun
  2. 7. A dirty snowball
  3. 9. small rocky body orbiting the sun (not a planet)
  4. 10. biggest planet in our solar system
  5. 11. gives off heat planets orbit it and it's the only star in our solar system
  6. 12. large spiral system consisting of several hundred billion stars
Down
  1. 1. the only planet found to have life on it
  2. 2. space between the orbits of Mars and Jupiter in which most asteroids are found.
  3. 3. A planet that has a volcano on it
  4. 5. cloud of gas and dust in outer space
  5. 6. objects that look like spiral shaped clouds which later were found to be galaxies themselves lying outside our milky-way galaxy
  6. 8. point in the night sky which is a large,and has a body like the sun.