The Old Courthouse Museum will host Starlab Inflatable Planetarium on Thursdays this summer at 1, 2, and 3 p.m. Starlab is a portable planetarium which allows indoor simulation of stars and constellations in the night sky and is for both children over 5 and adults. Children attending should be comfortable in the dark. Please register groups of 8 or more by calling 367-4210. Starlab begins promptly at the beginning of the hour, please arrive 10-15 before the hour to purchase tickets. Special group sessions are available at other times. Please call for additional information.