Time for a Crossword!

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Across
  1. 2. Dusk and dawn are two types
  2. 4. Named after Thor
  3. 7. Coldest solstice (Australia)
  4. 11. Named after Tyr/Mars
  5. 12. One trip 'round the 25 across namesake
  6. 13. Has seven parts
  7. 14. Type of 12 across with an extra 33 across
  8. 16. Ends with a 28, 29, 30, or 31
  9. 17. Early birds may get to watch
  10. 18. Usually robs you an hour of sleep
  11. 20. Known for its particular beetle
  12. 21. You can change!
  13. 23. Prime time for the nocturnal
  14. 25. Named after Sun
  15. 26. Coldest solstice (USA)
  16. 27. First one named after a Roman Caesar
  17. 31. Has shortest duration out of twelve
  18. 33. Prime time for the diurnal
  19. 35. Beware its ides
  20. 36. Is the 10th, but translates to 8th
Down
  1. 1. A either the best time or the worst time to start a gym membership
  2. 3. Named after Woden/Mercury
  3. 5. Second one named after a Roman Caesar
  4. 6. Is the 9th, but translates to 7th
  5. 8. Has shortest name out of twelve
  6. 9. First human ally of the heroes in a half shell
  7. 10. "Down By The Water" band namesake
  8. 15. Penultimate, out of twelve
  9. 17. Your best friend for golden hour
  10. 19. 13 across times two
  11. 22. Named after Moon
  12. 24. Usually nets you an hour of sleep
  13. 28. You can't change
  14. 29. Typical 33 across minus about 4 minutes
  15. 30. Named after Saturn
  16. 32. Named after Freya
  17. 34. 12 across times 20 (thanks Abe Lincoln)