Final Fantasy: The Spirits Within (2001)

In the year 2065, Captain Aki Ross and her team of scientists must find a way to stop the invading Phantom alien spirits before they destroy the remnants of humanity and the planet itself. With the help of General Hein and a crew of brave soldiers, they embark on a dangerous mission that takes them from the dark ruins of a post-apocalyptic future to the depths of space. As they uncover the secrets of the alien creatures and their connection to a mysterious spirit, they realize that the fate of Earth hangs in the balance.