"For years, we said even mentioning it would make programmers cry" Image credit: Paradox / Rock Paper Shotgun Sci-fi 4X strategy game Stellaris is getting a Nomads expansion on June 15th that lets you jettison traditional ideas about territory and play as a wholly mobile civilisation - travelling around the galaxy in Arkships that serve as colonies, shipyards, and military or science vessels. You know the old Terran saying: home is wherever you park your trillion tonne hermetically sealed artificial habitat. Here's another, related Terran saying: a trillion tonne hermetically sealed artificial habitat parks wherever the hell it pleases. The expansion will launch alongside free Stellaris update 4.4, named Pegasus. Developers Paradox have put together a choice of nomadic lifestyles, with inspirations that appear to range from the Mongolian Empire through Eldar Craftworlds to the work of Douglas Adams.…