The official Knights of Sidonia announced this Friday the production of a new film based on the work of Tsutomu Nihei . The new film, which premieres in 2021, will be called Sidonia no Kishi: Ai Tsumugu Hoshi ( Knights of Sidonia: The Star Where Love is Spun ).
Furthermore, a visual and teaser highlighting the song "Utsusemi" by the duo CAPSULE were revealed, check them out:

However, the film will not follow the manga, but rather develop a new story with the same protagonist; nevertheless, the author Nihei will supervise the project.
Staff
The new film will be animated by Polygon Pictures and distributed by CloverWorks . Co-director Hiroyuki Seshita will return as general director, while Tadahiro Yoshihira, the editor of the previous anime, will direct the new film at Polygon Pictures. Sadayuki Murai and Tetsuya Yamada return to write the screenplay. Mitsunori Kataama returns as art director, and Reiji Nagazono as animation director. Naoya Tanaka returns as production designer. Masayuki Uemoto returns with Takuma Ishibashi to supervise the CG animation. Shuji Katayama is composing the music.
The first season of Knights of Sidonia premiered in Japan in April 2014. The second season, titled Knights of Sidonia: Battle for Planet Nine, premiered in April 2015, both seasons consisting of 12 episodes. Netflix streamed both seasons after the anime aired in Japan.
Tsutomu Nihei 's manga was published in Kodansha between 2009 and 2015, comprising 15 volumes.
Source: ANN and sidonia-anime
