Starstuff is an hour-long children's television program taped at WCAU-TV Studios on City Line Avenue in Bala Cynwyd, Pennsylvania. It was shown in the Philadelphia television market only. There was only one season of Starstuff with a total of 18 episodes. The debut episode was aired on Friday, August 29, 1980 at 7:00pm, with the following episodes shown at 7:30am on Sunday mornings for the rest of the season. Reruns for Starstuff were shown repeatedly until the spring of 1991, usually airing at 6:00am or 6:30am on Saturday mornings. The opening and closing music consisted of a mélange of music from Gustav Holst's The Planets suite, movements four and six, Jupiter and Uranus.