of the universe. The Chaffee also draws in visitors to its educational public shows, especially its informal "Under Starlit Skies" descriptive astronomy lectures and spectacular laser light shows. The Chaffee remains a member of the Great Lakes Planetarium Association, and as of 1995 began hosting conferences on the decennial anniversaries. David L. DeBruyn officially retired after forty years of curatorship in 2003, and still serves in an advisory capacity as a volunteer. In 2014 the planetarium received a 1.2 million dollar upgrade. References Planetaria in the United States Buildings and structures in Grand Rapids, Michigan Education in Grand Rapids, Michigan Tourist attractions in Grand Rapids, Michigan