Elon Musk has turned a long-running joke about being an extraterrestrial into a central part of his public persona, even as he argues that humanity may be the only intelligent life in the universe.

Illumination, responsible for hits such as the “Minions” and “Sing” franchises, has released the trailer for “Not Alone,” a new alien-themed animated film starring Timothée Chalamet and Selena Gomez.