| No. | Item | Definition |
|---|---|---|
| 1. | adventurous | full of daring exploration |
| 2. | algorithmic | driven by computational rules |
| 3. | alien | foreign, strange, or extraterrestrial |
| 4. | alternate-history | history imagined differently |
| 5. | android | humanlike robotic |
| 6. | apocalyptic | about world-ending disaster |
| 7. | artificial | made, not natural |
| 8. | autonomous | acting independently |
| 9. | bioengineered | designed through biology |
| 10. | biomechanical | combining biology and machinery |
| 11. | bionic | enhanced with artificial parts |
| 12. | bleak | cold, hopeless, and stark |
| 13. | cataclysmic | causing massive destruction |
| 14. | chrome-plated | shiny, sleek, and metallic |
| 15. | claustrophobic | oppressively confined or tense |
| 16. | cosmic | relating to the universe |
| 17. | counterfactual | based on what might have been |
| 18. | cybernetic | combining organism and machine |
| 19. | cyberpunk | high-tech and socially gritty |
| 20. | deep-space | far out in space |
| 21. | dimension-hopping | moving across dimensions |
| 22. | doomsday | about final disaster |
| 23. | dystopian | showing a bleak future society |
| 24. | eerie | strange and unsettling |
| 25. | enigmatic | mysterious and hard to understand |
| 26. | epic | large-scale and grand |
| 27. | existential | about meaning and existence |
| 28. | exploratory | concerned with discovery |
| 29. | extraterrestrial | from beyond Earth |
| 30. | futurism | style centered on the future |
| 31. | futurist | focused on future possibilities |
| 32. | futuristic | advanced and from the future |
| 33. | galactic | relating to a galaxy |
| 34. | genetic | relating to genes or heredity |
| 35. | genre-bending | mixing genre conventions |
| 36. | grim | bleak and harsh |
| 37. | hard-science | strictly grounded in science |
| 38. | haunting | lingering and unsettling |
| 39. | high-tech | using very advanced technology |
| 40. | holographic | appearing as a light image |
| 41. | humanoid | having humanlike shape |
| 42. | hyperspace | space beyond normal space |
| 43. | immersive | deeply absorbing and involving |
| 44. | industrial | machine-heavy and factorylike |
| 45. | innovative | introducing new ideas |
| 46. | intelligent | thoughtful and idea-driven |
| 47. | interplanetary | between planets |
| 48. | interstellar | between the stars |
| 49. | inventive | cleverly original |
| 50. | labyrinthine | complex like a maze |
| 51. | mechanized | run by machines |
| 52. | metaphysical | beyond the physical world |
| 53. | mind-bending | challenging normal perception |
| 54. | multiversal | involving many universes |
| 55. | mutant | changed by unusual alteration |
| 56. | mythic | grand and legendary in feel |
| 57. | nanotech | using extremely tiny technology |
| 58. | neon-lit | glowing with bright artificial light |
| 59. | networked | linked through systems |
| 60. | nightmarish | like a bad dream |
| 61. | noir | dark, cynical, and moody |
| 62. | ominous | suggesting danger ahead |
| 63. | orbital | relating to orbit in space |
| 64. | otherworldly | strange and unlike our world |
| 65. | philosophical | dealing with deep questions |
| 66. | pioneering | breaking new ground |
| 67. | planetary | relating to planets |
| 68. | plausible | seeming scientifically believable |
| 69. | post-apocalyptic | after civilization’s collapse |
| 70. | prescient | seeming to predict the future |
| 71. | prophetic | foretelling what will happen |
| 72. | quantum | involving advanced physics ideas |
| 73. | retro-futurist | future imagined in old style |
| 74. | robotic | like robots or automation |
| 75. | scientific | relating to science |
| 76. | sleek | smooth, stylish, and streamlined |
| 77. | space-age | modern and space-inspired |
| 78. | spacefaring | traveling through outer space |
| 79. | speculative | imagining possible futures or worlds |
| 80. | sterile | cold, clean, and lifeless |
| 81. | surreal | dreamlike and strangely unreal |
| 82. | synthetic | artificial rather than natural |
| 83. | technological | focused on advanced technology |
| 84. | telepathic | communicating by thought |
| 85. | temporal | relating to time |
| 86. | terraforming | reshaping a planet for life |
| 87. | time-bending | distorting normal time |
| 88. | time-travel | involving movement through time |
| 89. | uncanny | strangely unsettling or eerie |
| 90. | utopian | showing an ideal future society |
| 91. | vast | extremely large in scale |
| 92. | virtual | existing digitally, not physically |
| 93. | visionary | showing bold future imagination |
| 94. | warp-speed | faster-than-light travel |
| 95. | weird | strangely unusual or uncanny |
| 96. | wondrous | inspiring awe and wonder |
| 97. | wormhole | shortcut through space-time |
| 98. | xenobiological | relating to alien life |
| 99. | xenomorphic | having alien form |
| 100. | zero-gravity | without normal gravity |