|World Summary Library Data Index|
During the first Imperium, Onon was relatively quiet (geologically speaking), and a band of unsuspecting Vilani colonists settled there. Three hundred years later, Onon's entire crust shifted, causing a massive outbreak of vulcanism around the globe. The colony was utterly wiped out - all that remains are some scant tech level 9 ruins.
The world's geological history in the centuries since
has been unstable at best. Onon has been and still is a favorite research
ground for the more daring planetologists. -core