COUNTYButler County Parks and Recreation Department will host free Thursday night programs at Alameda Park. New family programs will include “Worms, Worms, Worms” at 6:30 p.m. June 15 in the Jaycee Shelter.Succop Nature Park, 185 W. Airport Road, Penn Township, hosts free birding and nature hikes with a naturalist at 9 a.m. Thursdays. Trails are open from dawn to dusk. Call 412-963-6100 or visit www.aswp.org.Moraine State Park, Muddy Creek Township, will host a Superheroes Hike from 1 to 3 p.m. Friday; Beginner’s Kayak Paddle from 9 to 11 a.m. Saturday (registration required); and Muddy Creek Oil Field living history exhibit from 11 a.m. to 5 p.m. Saturday. Call 724-368-8811.

REGIONStar parties sponsored by the Amateur Astronomers Association of Pittsburgh are to begin, weather permitting,at 8:50 p.m. Friday and Saturday at the Nicholas E. Wagman Observatory in Deer Lakes Regional Park near Russellton. Call 724-224-2510.McConnells Mill State Park, Slippery Rock Township, Lawrence County off Route 422, has opened the mill from 10:30 a.m. to 3:30 p.m. Wednesdays through Mondays, closed Tuesdays. Call 724-368-8811.