Arucanis Arm

The Arucanis Arm in 2409.

The Arucanis Arm is an unexplored region of space in the Celes sector in the Beta Quadrant. There are populated planets, including homeworlds and colonies. Factions operating in this region included the Federation, the Klingon Empire and Nausicaans. (STO mission: "Explore the Arucanis Arm")


In 2409, Lieutenant Grall was responsible for Starfleet exploration missions into the Arucanis Arm. Most of the systems within the cluster were unknown. (STO mission: "Explore the Arucanis Arm") Some of the planets required commodities such as shield generators. (STO mission: "Relief Effort")



Star clusters and nebulae in Star Trek Online
Alpha Quadrant Betreka NebulaRolor NebulaZenas Expanse
Beta Quadrant Afehirr NebulaArucanis ArmAzlesa ExpanseAzure NebulaB'Tran ClusterBriar PatchCeles NebulaChoS NebulaD'kel Star ClusterDelta Volanis ClusterEridan BeltEridon NebulaGreat BloomHromi ClusterKahless ExpanseKhazan ClusterMutara NebulaPaulson NebulaT'Kanis NebulaT'Ong NebulaYan Nebula

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