Unidentified satellite city

During the Clone Wars, Jedi Knight Pablo-Jill and Separatist General Grievous had an intense duel in a collapsingsatellite city above the planet Duro. Pablo-Jill was injured by Grievous, who stole Pablo-Jill's lightsaber from the floating debris of the city.

Behind the scenes
The satellite city was first mentioned, albeit unnamed, in Star Wars Lightsabers: A Guide to Weapons of the Force, a canon 2018 reference book written by Pablo Hidalgo.