Astronomy

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Across
  1. 3. red planet
  2. 5. largest planet
  3. 7. hosts life
  4. 8. small and rocky
  5. 10. everything
  6. 12. multiple moons
  7. 13. methane atmosphere
Down
  1. 1. retrograde rotation
  2. 2. orbits around the sun
  3. 4. where the sun is a star
  4. 6. farthest from the sun
  5. 9. body planets stars moons
  6. 11. 29 times more luminous than the sun