Stars and Solar System

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Across
  1. 3. Distance travelled by light in 1 year
  2. 6. Smallest planet
  3. 8. A group of stars making a pattern
  4. 9. Fixed path in which plants revolve
  5. 11. Planet which rings around it
Down
  1. 1. Blue planet which has life
  2. 2. Decrease in the bright part of the moon
  3. 4. Rocks and metals found between the orbite of plants
  4. 5. Biggest planet
  5. 7. Rocks pieces that fall and burn due to friction
  6. 10. Source of energy on the earth