Once Upon a Time... Space differs from the rest of the Once Upon a Time titles in that it centers on dramatic content rather than an educational premise. The series still includes some educational segments, such as an episode about the rings of Saturn. It succeeds Once Upon a Time... Man and brings back almost all the characters from the previous series, adapting them to a science‑fiction setting. The story follows the clash between several major galactic powers, including the Omega Confederation of which Earth is a member, the military republic of Cassiopée led by General Le Teigneux, and a powerful supercomputer w...