Bolsetu was a city on the planet Bolarus IX and former capital of a national state on the Rasara continent. In the 24th century it was famous for the Bolian Academy of Applied Sciences and the Bolian Interstellar Research Institute, where scientists and Starfleet cadets could specialize in gravitics and material engineering. (Decipher RPG module: Worlds)

Bolsetu is not depicted on Bolarus IX's surface map.

the planet Bolarus IX
cities and settlements	Arinol • Bokitu • Bolkinua • Bol'Kt • Bolsetu • Bor'Kehr • Res'lar • Rholdar • Tragon • Viral
landmarks and institutions	Bank of Bolias • Quorum of Bole
nation-states and provinces	Alnat Province
geography	Bolkintu Mountains • Cliffs of Bole • Elivos • Izos • Kasiron • Linmos • Rabinu • Rabor Archipelago • Rasara • Rasnih Mountains • Rovim Mountains • V'olos
bodies of water	Bay of Bolse • Bolse Sea • Kisaran Ocean • Lirathanan Ocean • Lolsara Ocean • Senden Funnel