SNOWBALL EARTH is a tV series anime that premiered in spring 2026, produced by Studio KAI.

About the production: the story comes from a manga, there are 13 episodes of about 23 minutes and its current status is "finished".

Its main genres are action, mecha and sci-fi, with themes such as Post-Apocalyptic, Kaiju, Robots and Artificial Intelligence.

On AniList, SNOWBALL EARTH has an average score of 67%, a good score, and appears on 15,512 users' lists.

The franchise continues in or follows from: Snowball Earth 2nd Season.

"Yukio... I'm going to make a friend." A shy boy named Tetsuo. The only thing he had was a giant robot named Yukio. They became "saviors" in the fight against the galactic monsters coming from outer space. After the final battle, Tetsuo returns to Earth for the first time in ten years and witnesses an astonishing world. It's a frozen Earth (named Snowball Earth), where the entire land is covered in snow and ice, being turned into a deadly world! What happened to the human race? And will Tetsuo be able to fulfill the promise he made to Yukio? (Source: Shogakukan, translated)

Official synopsis from AniList.