Signal Simulator — is an excellent three-dimensional simulator with an interesting idea and the most realistic atmosphere. Here you need to take on the role of a professional scientist who devoted his whole life to the study of space. Your place of work is the space observatory, where your further adventures will take place. Your main task is to pick up the signals of the cosmic world that can be emitted by extraterrestrial civilizations. You will take full control of a number of space radio antennas whose activities are in your hands.