Habitation spheres
A pair of habitation spheres in orbit of Coruscant, one of which will become the future Death Star III.

From https://www.starwars.com/news/the-imperial-warlords-despoilers-of-an-empire-part-2

Nathaniel Maloney
Nathaniel lives and breathes Star Wars. The Phantom Menace was literally the first movie he ever saw, and has been hooked ever since. He edits Wookieepedia under the username AV-6R7 and is a moderator of its Discussions forums.