Six months into a solitary research mission to the edge of the solar system, an astronaut, Jakub (Adam Sandler), realizes that the marriage he left behind might not be waiting for him when he returns to Earth. Desperate to fix things with his wife, Lenka (Carey Mulligan), he is helped by a mysterious creature from the beginning of time he finds hiding in the bowels of his ship. Hanuš (voiced by Paul Dano) works with Jakub to make sense of what went wrong before it is too late.
Directed by Johan Renck and based on the novel Spaceman of Bohemia, the film also stars Kunal Nayyar, Lena Olin, and Isabella Rossellini.