CUE Crossword #14

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Across
  1. 4. The smart end of a horse, in space (9, 6)
  2. 8. Not a formula to making sandwiches (8, 6)
  3. 9. A loophole circumnavigating cosmic speed limit (4, 5)
  4. 10. Death by infinite expansion (3, 3, 3)
  5. 13. Bear with me on Endeavour's final flight (6, 3)
  6. 16. Like Romeo and Juliet (3, 6)
  7. 17. Bad architecture melts cars (2, 9)
  8. 18. Our closest cousins (11)
  9. 19. Rain God (6)
  10. 20. Sucked by the largest vacuum (6, 4)
Down
  1. 1. Space robot (8)
  2. 2. Second-Biggest Bang (9)
  3. 3. Captain Ahab's obsession (5, 5)
  4. 5. Lives separate from society (3, 6)
  5. 6. Sport, also insect (7)
  6. 7. Remedy for the broken-hearted (10, 5)
  7. 11. Owl prey (4, 5)
  8. 12. Does not actually have a bottle for a nose (10, 7)
  9. 14. Your home (5)
  10. 15. Master reward (7)