 Derived from high German nobility they were related with the Herren von Kürnbach and mentioned as early as the 12th century.A "Cunradus liber de Sterrenvils"  took over the realm of Kürnbach as well.1252 two sons of Cunradus, "Cunradus und Wernherus nobiles de Sternvels" joined the fatal last voyage of Conradin to Italy.