1.2 Solar System Simulator Studio Solar System Simulator Studio (hereafter called Sssim Studio) is the latest version of Solar System Simulator designed for playing as the lecturer explains at planetariums, etc. This version displays images on two screens. While projecting Solar System Simulator on screen using a projector, the other screen is used to operate Solar System Simulator freely by GUI. Specifications of automatic animation (called scenarios) not disclosed before, and details of the build and edit environment are also provided with the software. This information will allow users to design their own contents on astronomical phenomena as well as to share the contents designed by other users.