T'Met is a star system inside the Romulan Empire. The system is 1.8 light years from the Federation-Romulan Neutral Zone border. T'Met itself is a class F star, magnitude +3. There are only 5 planets in the system. The fourth is the only class M world and is the sole inhabited planetoid. T'Met V, however, has two small class M moons, as well as 10 others including 3 class Fs, 4 class Es, 2 class Bs, and one class Y.