Ginga Eiyuu Densetsu: Die Neue These – Kaikou, the first 12 episodes of the anime series, aired in Spring 2018. The second season, Ginga Eiyuu Densetsu: Die Neue These – Seiran, premiered as a film trilogy on September 27, October 25, and November 29 last year, respectively—each part comprised of four episodes.
The third season also premiered as a trilogy—comprising four episodes each—on March 4, April 1, and May 13. Crunchyroll simulcast the series with subtitles, while Funimation streamed an English dub.
Yoshiki Tanaka penned the ten-volume original space opera novel and side stories from 1982 to 1989, selling a cumulative 15 million copies. VIZ Media published the novel series in English between March 2016 and November 2019. Ginga Eiyuu Densetsu won the Seiun Award for the best novel of the year in 1988.
Source: Comic Natalie