Astronomical Object

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Across
  1. 3. a celestial body that revolves around the sun in an oval orbit
  2. 5. an explosion from a star in a galaxy that emits more energy than a nova
  3. 7. an interstellar cloud of dust, gas, and plasma
  4. 9. minor planet or planetoid
  5. 11. coldest planet in solar system
  6. 12. a system of celestial bodies bound by the force of gravity
  7. 13. hottest planet in solar system
Down
  1. 1. small objects in the solar system that are smaller than asteroids but larger than a molecule
  2. 2. sprinkling of light that adorns the sky
  3. 4. human habitation
  4. 6. orbit around the star
  5. 8. a hole in outer space that sucks in the surrounding celestial bodies
  6. 10. ringed planet