The Solar System

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Across
  1. 4. a rocky, airless body that orbits the sun and is smaller than a planet
  2. 8. when a very massive star's core collapses under its own gravity after running out of nuclear fuel
  3. 9. a massive, gravitionally bound system consisting of stars, stellar remnants, interstellar gas and dust, and dark matter
  4. 10. considered being an 'ice giant'; has the strongest winds
  5. 14. a small rocky or metallic object in space orbiting the sun; ranges in size from dust grain to a small asteroid
  6. 15. the largest planet in the solar system
  7. 16. the biggest star in the solar system
Down
  1. 1. the galaxy that includes the solar system
  2. 2. the smallest planet in our solar system
  3. 3. an icy, rocky, and dusty body that orbits the Sun
  4. 5. the only natural sattelite of Earth,it orbits around it
  5. 6. the hottest planet in the solar system, also called 'the morning star'
  6. 7. known as the planet dwarf; astrologists are trying to include it in the solar system itself
  7. 11. the coldest planet in the solar system
  8. 12. a planet which rings are made of ice and rock particles
  9. 13. a place where life is possible
  10. 14. a planet known as the 'red planet'; it is home to the largest volcano of the solar system, olympus mons