solar system

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Across
  1. 3. a system of millions or billions of stars
  2. 6. the collection of eight planets and their moons in orbit round the sun
  3. 8. gravitationally curved trajectory of an object
  4. 10. a rock that deteriorates in our atmosphere
  5. 11. the natural satellite of earth.
  6. 12. an astronomical object made of plasma.
Down
  1. 1. a distance traveled by light in one year.
  2. 2. a celestial body moving in orbit around the sun
  3. 4. flying space rock in obit around the sun
  4. 5. a celestial body consisting of ice and dust
  5. 7. a piece of technology put it orbit around earth
  6. 9. a black spot that appears on the sun
  7. 10. a rock that makes its way to earth
  8. 12. the star that earth orbits