Yoshiki Tanaka started writing and planned the work Chess game of the Galaxy (銀河のチェスゲーム, Ginga no Chesu Gēmu), but was not possible to publish because of publisher's bankruptcy.
1982
The editor of Tokuma Shoten who unexpectedly read the incomplete manuscript of Chess game of the Galaxy recommended Tanaka to restructure and write the episode of the prologue chapter of the story. This became the Legend of the Galactic Heroes (銀河英雄伝説, Ginga Eiyū Densetsu).
Nov. volume 1 Dawn publication
1983
Sep. volume 2 Ambition publication
1984
Apr. volume 3 Lying publication
Oct. volume 4 Stratagem publication
1985
Apr. volume 5 Climax publication
Jun. side story The Silver Valley publication
Jul. side story Disgrace publication
Oct. volume 6 Flying publication
Nov. side story Person who crushes star starting a serial
1986
May. volume 7 Angry waves publication
Jul. side story Morning's Dream, Evening's Song publication
Aug. side story Golden Wings publication as a manga, art by Katsumi Michihara
1987
Jan. side story Julian's Iserlohn diary starting a serial
Jan. volume 8 Separation publication
May. volume 9 Disturbance publication
Nov. volume 10 Sunset publication. conclusion
1988
Jan. side story A Hundred Billion Stars, A Hundred Billion Lights publication
Feb. Anime Legend of the Galactic Heroes: My Conquest is the Sea of Stars (銀河英雄伝説 わが征くは星の大海, Ginga Eiyū Densetsu: Waga Yuku wa Hoshi no Taikai)
Game (Family Computer) Legend of the Galactic Heroes: My Conquest is the Sea of Stars by KEMCO
1989
Jan. Manga Legend of the Galactic Heroes starting a serial (1989–2000, 11 volumes), art by Katsumi Michihara
Apr. side story Spiral Labyrinth starting a serial
Anime Legend of the Galactic Heroes 1st season (1989–1990, 26 episodes)