The events chronicled in this manga are also depicted in its own campaign in the Gundam: Meguriai Sora game for Playstation 2 (released in the US as Gundam: Encounters in Space), as well as a novel by Kazuki Miyamoto.
Some of the characters are seen briefly in Mobile Suit Gundam - Lost War Chronicles manga.
Note: A masterpiece collection titled Kidou Senshi Gundam Gaiden - (Uchuu) Sora, Senku no Hate ni... was release in 2015.