I came across this as an interesting curiosity several years ago. Recently it showed up in a personal reference and I thought it might be of interest to the HN community. Really amazing story behind this and the community that was created around it is fascinating.
Part I (linked): https://blog.vladovince.com/building-a-galaksija-the-1980s-y...
Part II: https://blog.vladovince.com/building-a-galaksija-part-ii-the...
Part III: https://blog.vladovince.com/building-a-galaksija-part-iii-au...
Wikipedia: https://en.wikipedia.org/wiki/Galaksija_(computer)
Internet Archive Magazine Collection: https://archive.org/search?query=galaksija
Emulator: https://github.com/mejs/galaksija
Another: https://github.com/nikp123/Galaksija-Emulator
Libretro core: https://github.com/libretro/galaxy-libretro