The Amateur Astronomers Association of Princeton is pleased to announce that their monthly lectures will resume on Tuesday, September 8 at 7:30 p.m. in Peyton Hall on the Princeton University Campus. The speaker this month will be Dr. Paul J. Witta of the Department of Physics at The College of New Jersey (TCNJ). He will present a lecture entitled “Measuring and Modeling Variability in Quasars and Blazars.” Admission is free and the public is welcome to attend. Ample free parking is available across the street from Peyton Hall.

The Amateur Astronomers Association of Princeton is an organization of over 80 members with interests in all aspects of astronomy and space science. Founded in 1962, the AAAP promotes a wide range of astronomy-related activities including: solar, planetary and deep-sky observing, astrophotography, star parties, lectures and education. The group owns and operates two observatories in NJ at Washington Crossing State Park and Jenny Jump State Park.

For more information, visit www.princetonastronomy.org.