Rondolina
From Gineipaedia, the Legend of Galactic Heroes wiki
Rondolina (Japanese: ロンドリーナ), also called Sirius VI, is the sixth and only habitable[citation needed] planet of the Sirius Starzone. Historically part of the Galactic Empire, Rondolina was once the centre of a revolutionary movement that succeeded in toppling an Earth dictatorship. (LOGH: 'Julian's Journey, Mankind's Journey')Appendices
Background information
The name Rondolina appears to be derived from Londrina, a large city in the southern-Brasilian state of Paraná.