Hard puzzle

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Across
  1. 2. set of good colors
  2. 7. sleeping place
  3. 10. an old person
  4. 12. like a test
  5. 15. TV
  6. 17. seven colored beauty
  7. 19. a type of number puzzle
  8. 22. what keeps our personal information safe
  9. 23. the red planet
  10. 26. big brass instrument
  11. 27. tower in chess
  12. 28. a valuable substance
  13. 30. BOOM!!
  14. 32. choices
  15. 33. sleep songs
  16. 36. the important things
  17. 37. mistake
  18. 38. a subject about gods and goddesses
  19. 40. to estimate
  20. 42. where you sit
  21. 45. lunar or solar event that is rare
  22. 46. code to enter
  23. 47. tick tock tick tock
  24. 48. connects two things
  25. 50. place to eat some food
  26. 51. you need food
Down
  1. 1. ringed planet
  2. 3. self similarity
  3. 4. an expert at the piano
  4. 5. the organ that helps us think
  5. 6. metallic form on currency
  6. 8. fancy, beautiful
  7. 9. whoever is the fastest wins
  8. 11. sun, snow, rain
  9. 12. What? Why? How?
  10. 13. ___ balloons
  11. 14. word list
  12. 16. to copy
  13. 18. an exaggeration
  14. 20. space between one thing and the other
  15. 21. not expected to happen
  16. 24. yellow vegetable
  17. 25. red yummy food
  18. 29. connects 2 points
  19. 31. extraordinary powers
  20. 34. what we speak
  21. 35. Z animal
  22. 39. form of transportation like a taxi
  23. 41. the drink of a baby
  24. 43. stay calm, Don't panic
  25. 44. exam, but a longer word
  26. 48. the color of the sky
  27. 49. five fingered part of the body