PHOENIX: EDEN17

The anime follows a woman named Romi and her partner as they depart from the devastated Earth and head for a new life on the planet Eden17. However, life has already been made extinct on the new world, so Romi finds herself eking out an even harsher life there. (Source: Anime News Network) Note: The anime has a film version with an alternative ending titled "Hi no Tori: Eden no Hana" that released in Japan on November 3rd, 2023. — Description from AniList community (anilist.co).