The facility features an observation deck with a large window and two telescopes. In the back are personnel quarters for a staff of two, accessed from a conference room/storage area. It had a front door exit to a small plateau on the mountainside.
In 2267, the USS Enterprise visited the planet to exchange outpost personnel. The facility was closed down about a month later, following the death the facility's director at the hands of natives. (TOS - Waypoint comic: "Come Away, Child")