Taito Memories
"Halley's Comet" was first released by Taito in Japan in January 1986 and later by Coin-it in North America on April of the same year. The game was later ported to Japanese mobile phone platforms such as i-mode and Yahoo Mobile under the title "Halley Wars" between January 15, 2003 and January 16, 2004 respectively. Between 2007 and 2008, the title was also included as part of volume 2 in the "Taito Memories II Gekan" and "Taito Memories II: Eternal Hits" compilations for PlayStation 2. In 2021, it was re-released for PlayStation Network and Nintendo eShop by Hamster Corporation as part of their "Arcade Archives" series.