Hi no Tori: Eden no Hana

Romi flees with her husband and son from a devastated Earth to settle on the planet Eden17. After discovering that it's uninhabitable and losing her husband in an accident, Romi is placed in a state of cryopreservation along with her son. However, when she wakes up 1300 years later, she discovers that Eden has become an advanced civilization that treats her like a queen. Despite all this, Romi will do everything she can to fulfill her greatest desire: to return to Earth. (Sitges Film Festival)