Valerian and the City of a Thousand Planets (2017), directed by Luc Besson, is a visually stunning, sci-fi adventure film set in the 28th century. The story follows two special operatives, Valerian (Dane DeHaan) and Laureline (Cara Delevingne), who work to maintain order in a vast, intergalactic empire. The two are assigned a critical mission to the city of Alpha, a sprawling metropolis where species from thousands of planets coexist.

When a mysterious force threatens the safety of Alpha, Valerian and Laureline must uncover a conspiracy that could destroy not only the city but also the entire universe. As they navigate dangerous worlds and face numerous threats, they rely on their wit, bravery, and teamwork to save the galaxy from catastrophe.

The film combines breathtaking visual effects with dynamic action sequences, and its plot explores themes of loyalty, trust, and the complexity of interstellar diplomacy. Valerian and the City of a Thousand Planets is inspired by the French comic series Valérian and Laureline, and its world-building features vibrant, imaginative settings, blending futuristic technology with alien civilizations. The film is known for its fast-paced adventure, spectacle, and high-concept science fiction, making it a visually rich cinematic experience.