STAR Hub in Llanishen | Facilities, hours & reviews STAR Hub is a gym in Llanishen, offering gym and fitness facilities, strength and cardio training, membership enquiries. Address: Muirton Rd, Tremorfa, Cardiff CF24 2SJOfficial website Things to do today Things to do tomorrow This weekend Free events Family events Kids activities in Cardiff Live music in Cardiff Live sports in Cardiff Cinemas in Cardiff Gyms in Cardiff All Cardiff events