The briefing room was a dedicated area on Federation starships and on Federation and alien facilities where senior staff or military leaders could conduct meetings and various conferences. On starships, it was generally located near the ship's main bridge. On NX-class starships, there were a few types of briefing room, including the situation room, the command center, and the conference room. (Star Trek: Enterprise) On Galaxy-class and Sovereign-class starships, the briefing room was referred to as the conference or observation lounge.