Senior Services at Memorial Park Community Center, 510 Bert St., Johnson City, will present the History of Analyzing Light from Stars on Tuesday, Dec. 10.

The free presentation will be held from 10:30 a.m.-noon. Dr. Gary Henson will discuss the origin of rainbows, prisms, cameras and modern digital light detectors. The event is open to people over the age of 18.

Register in person at MPCC or by calling 423-434-6237.