Visually spectacular space operas featuring diverse alien species, bustling intergalactic cities, and a blend of action and adventure characterize this subgenre of science fiction. Often these films explore themes of cultural exchange, political intrigue, and the vastness of the cosmos, incorporating elements of both fantasy and traditional science fiction. Valerian and the City of a Thousand Planets serves as a prime example with its vibrant depiction of Alpha, a metropolis teeming with extraterrestrial life, and its narrative centered on two spatio-temporal agents tasked with maintaining order across the universe.
Such films offer escapism and imaginative world-building, stimulating viewers’ curiosity about the possibilities of life beyond Earth. They can also serve as allegorical reflections of contemporary societal issues, exploring themes of prejudice, colonialism, and environmental responsibility through a futuristic lens. Historically, the development of special effects technologies has played a crucial role in the evolution of this subgenre, enabling filmmakers to realize increasingly ambitious and complex visions of alien worlds and futuristic societies.