Untold generations ago a transport ship crashed on the planet. The survivors were met by the extremely harsh conditions of their new home. over the generations the natives have adapted to the frigid climate of the planet so that now they can exist on it with the clothing that most humans wear in everyday life. In order to go off planet the natives must wear suits designed to regulate their body temperature.

Romoris is covered with snow and ice. The planet is covered by six huge mountain ranges with settlements nestled in the valleys. The military is planetwide and extremely loyal to the government.

Svivren
A planet well-known as a major trading center, Svivren is also noted as being a particularly difficult planet to conquer. Svivreni traders can be seen in the galaxy wearing their traditional garb of dulbands and robes. Mara Jade was sent to Svivren by the Emperor after she failed to kill Luke Skywalker at Jabba's palace on Tatooine. Later, a Crystal Gravfield Trap of General Bel Iblis' was lost at Svivren, creating an urgent need for a new CGT array during the siege of Coruscant.

Taul
A mist-shrouded, acidic swampworld in the Gunthar system, Taul was used by the Rebel Alliance as a training outpost until the facility was destroyed by the Victory Star Destroyer Dominator.