Mobile command fortress
The mobile command fortress is a huge military installation in space.
During the early stage of the war the United Mankind deployed mobile command fortresses in the conquered star system of the 12th sord ring. The fortification was strong enough and combined with the losses in ICY 952 forced a ceasefire until ICY 955.
One such fortress was destroyed in the Aptic system.
Not much is known. It is assumed that they are transported in pieces and then assembled in place.
The mobile command fortress have a huge number of mines and weapons for defense. Usually they are guarded by a defense fleet.