Dudley Observatory Star Party & Program: Dr. Matthew Szydagis (University at Albany), “Gravitational Waves”  at 8 p.m., rain or shine in the Octagon Barn; outdoor observing to follow, weather permitting. 588 Middle Road in Knox (Delanson 12053 for GPS). All are welcome.  Telescopes provided, or bring your own, 618-5376.