The dense catalog of characters and alien species in the Star Wars universe has long been one of its most compelling aspects, drawing in many fans for the sheer absurdity of it all. The franchise's marketing, particularly in terms of toys and collectibles, has helped shape this side of the galaxy in more ways than one, promising fans that any character seen for more than two seconds on screen surely has a name and some semblance of a backstory.
Source:https://www.cbr.com/star-wars-side-characters-solo-series/