“In this making-of documentary we will illustrate the laborious process of creating the Perry Rhodan game. Locked into dark rooms filled with computers, a group of 30 enthusiastic artists and programmers has spent 14 months to design hundreds of space ships, planets, alien races and fantastic stories and baked them all into one of the most complex science fiction computer game adventures.”
http://www.cgarena.com/freestuff/tutorials/misc/perry_rhodan/perry-rhodan.html