In space, no one can hear you scream, but they can sure hear you scratching your head as you try to make sense of the sprawling “Alien” universe. While Ridley Scott’s 1979 haunted-house-in-the-cosmos ...

To get the most out of the upcoming Alien: Earth series, revisit—or get acquainted with—the films that built this legendary sci-fi horror saga. From facehuggers to flamethrowers, androids to acid ...