Mass

123456789101112131415
Across
  1. 2. close to sun
  2. 4. cant be a star
  3. 6. smallest of gas giants
  4. 8. where all the planets are
  5. 11. weighs
  6. 13. measure of inertia
  7. 15. huge
Down
  1. 1. pulls
  2. 3. no water
  3. 5. 7 from sun
  4. 7. Red planet
  5. 9. hold life
  6. 10. hottest planet
  7. 12. giants most of the planents are
  8. 14. hot