The system was referred to by Mesans as Verdant Vista, as was its habitable planet. The rest of humanity mostly called it "Congo", in reference to a center of colonialism and slavery on pre-Diaspora Old Earth. (CS1)
It was also occasionally called the Torch System after the founding of the Kingdom of Torch. (CS2)
Congo was a comparably young and very hot F6 class star with at least one inhabitable planet orbiting it at a distance of about 300,000,000 kilometers. This world for a long time was under the control of Manpower Incorporated. (CS1, SI1, CS2)
Congo was originally settled by Mesans and turned into a production colony for of pharmaceuticals run mainly through forced labor.