The "👽" emoji depicts an extraterrestrial being commonly referred to as an alien. It features a round, bald head with large, black oval-shaped eyes and a small mouth. The emoji's complexion is typically depicted in shades of green or gray. This emoji is often used to represent anything related to outer space, science fiction, or the idea of beings from other planets. It can also convey a sense of strangeness, otherworldliness, or a playful fascination with the unknown.