I need a good sci-fi trilogy. What’s your favorite?

I need 3 more books to add to my reading backlog and I want a good sci-fi trilogy.

These are the sci-fi books I have on there so far:

• Non – Series:
  • Dark Matter
  • Do Androids Dream of Electric Sheep?
• Xenogenesis Trilogy:
  • Dawn
  • Adulthood Rites
  • Imago
• The Murderbot Diaries:
  • All Systems Red
  • Artificial Condition
  • Rogue Protocol
  • Exit Strategy
  • Compulsory
  • Home: Habitat, Range, Niche, Territory
  • Network Effect
  • Fugitive Telemetry
  • System Collapse
  • Platform Decay
• Children of Time:
  • Children of Time
  • Children of Ruin
  • Children of Memory
  • Children of Strife
• Hyperion Cantos:
  • Hyperion
  • The Fall of Hyperion
  • Endymion
  • The Rise of Endymion