Space objects

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Across
  1. 4. a more Fleshy ablution
  2. 6. The path cows choose
  3. 7. Short pieces of Yorkshire telly
  4. 11. Israelite Flatbread
  5. 13. Continental father
  6. 15. Drink made from insects
  7. 16. What teachers do before a lesson
  8. 19. Powerful limb
  9. 20. Jar of dead stuff at rest
  10. 21. Giant
Down
  1. 1. Wobble something to and fro
  2. 2. Dark aperture
  3. 3. Renders less perfect
  4. 5. The range of TV
  5. 8. having an obligation to pay
  6. 9. Indian dish made from sea-maids
  7. 10. Off-world Divorcee
  8. 12. Rimmer,Lister and a Cat
  9. 14. Fashion magazine scores a zero
  10. 17. Illuminated annus
  11. 18. Avoiding where you'll get wet and muddy on soggy ground