After its discovery , many teams proved its existence and continued to find out more about its properties , including the fact that it orbits very close to the star , has estimated temperatures around 1200 Celsius , and has a minimum mass about half that of Jupiter . After its discovery , many teams confirmed its existence and obtained more observations of its properties , including the fact that it orbits very close to the star , suffers estimated temperatures around 1200 Â C , and has a minimum mass about half that of Jupiter .