The document analyzes and references several sci-fi movie posters from 1979 to 2016, including Alien, Passengers, Guardians of the Galaxy, Avatar, and Oblivion. It discusses design elements like the use of minimalistic imagery, prominent display of stars/actors, and hints at the sci-fi concepts and themes through fonts, lighting effects, and spaceships. Overall, the document examines how these posters conveyed just enough intrigue about the plot and genre through subtle visual cues to attract audiences.