Seikai no Monshou

Crest of the Stars (星界の紋章)is a three-volume space opera science fiction novel written by Hiroyuki Morioka with cover illustrations by Toshihiro ONO. Despite being commonly dubbed as a trilogy, the work is actually a three-volume novel! Beginning in 1999, the novels were adapted into anime series, the first of which ran for 13 episodes on WOWOW. The initial novel was followed by a second, ongoing novels series, Banner of the Stars.

They were licensed, translated and released in English by Tokyopop in 2006 and 2007. J-Novel Club released a new English translation in 2019.