Solar System

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Across
  1. 1. the smallest planet in the solar system
  2. 3. hottest planet in the solar system
  3. 5. only planet with life in it
  4. 6. 4.5 billion year old star
  5. 7. we live in the milky way ____________
  6. 8. something we see in the sky during night time
Down
  1. 2. contains 100-200 billion galaxies
  2. 4. our “space nieghborhood”