The Universe

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Across
  1. 3. Millions of rocks and ice circulate the solar system
  2. 5. A local group of stars and planets
  3. 7. Our home planet
  4. 8. A space cloud that's visible in the night sky
Down
  1. 1. A ball of gas that lights up the universe
  2. 2. A local group of planets orbiting around a star
  3. 4. It devours matter everywhere in its path
  4. 6. A ball of rock that orbits around a star