Andoria (also known as Andor) is a frozen class M moon of a gas giant in the Andorian system, inhabited by the Andorians and seat of the Andorian Empire, a member of the United Federation of Planets.

Jonathan Archer was the Federation ambassador to Andoria from 2169 to 2175. Andorian cities are underground, taking energy from geothermal activity. (ENT: "In a Mirror, Darkly, Part II", "The Aenar")

The Andorian homeworld was visited by the USS Exeter in the 2260s, where it was found that Klingon agents had infiltrated the population. (Starship Exeter: "The Savage Empire")

Jean Sinclair was a junior officer at the Federation Embassy on Andoria in the early 2360s. (Star Trek: Pendragon)


The USS Odyssey-A approaching Andor.

Andoria was visited by Captain Lewis and the USS Odyssey-A in 2390 to investigate vanishing livestock on the surface. (The Ice of Andor)


Andoria surface atlas

Surface of Andoria

Andoria has four continents divided into two landmasses. Covering the northern pole is the Issa ice cap, a continent of its own. Covering the south pole is the Tlanek ice cap, which links to Voral, which links to Ka'thela. The three primary bodies of water on Andoria are the La'Len and Anshim oceans, and the La'Vor sea. (RPG guide: The Andorians: Among the Clans)

According to another source, Andoria has two continents, with Zhevra being the largest of the two. (Worlds of Star Trek: Deep Space Nine novel: Andor: Paradigm)

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