If you were captivated by Thorby's relentless quest for identity and belonging in Citizen of the Galaxy, you'll be enthralled by Gully Foyle's single-minded pursuit of revenge and self-discovery in The Stars My Destination. Bester's novel follows Foyle as he navigates an array of settings and faces seemingly insurmountable odds, all propelled by an unwavering goal that shapes every twist of the story.

Much like Thorby's journey from slave to citizen to something more, Shevek in The Dispossessed undergoes significant personal growth as he challenges the boundaries of his own society and seeks to change the world around him. You'll appreciate the nuanced, transformative arc as Shevek’s ideals, relationships, and sense of self are tested through his daring to dream beyond his beginnings.

If the intricate galactic cultures and customs in Citizen of the Galaxy fascinated you, you'll be drawn to the world of Shora in A Door Into Ocean. The novel immerses you in a society unlike any other—a water world populated by a unique, all-female, pacifist civilization—exploring their language, values, and conflicts in vivid detail.

If Thorby's path from boyhood to maturity resonated with you, Rite of Passage offers a similarly powerful coming-of-age story. Follow Mia Havero as she faces the challenges of survival, ethical dilemmas, and cultural expectations within a spacefaring society, all culminating in a rite that forces her to define her own identity.

For readers who loved the immersive and carefully constructed cultures in Citizen of the Galaxy, The Left Hand of Darkness offers an unforgettable journey to the planet Gethen. Through Genly Ai's experiences as an outsider, you'll discover the nuances of a complex society, from their politics to their unique biology, all brought to life with Le Guin’s meticulous worldbuilding.