MURFREESBORO, Tenn. — The MTSU Department of Physics and Astronomy Star Parties for spring 2022 continue Friday, April 1. The event is free and open to the public! Lecturer Neda Naseri will bring “Mysteries of Cosmic Rays” to the audience starting at 6:30 p.m. in Room 102 of Wiser-Patten Science Hall.Again, Friday Star Parties are free and everyone is welcome. The format is a 30- to 45-minute lecture followed by a telescope .