Weekend Express: Utah Bird fest, Astronomy Day, Earthfest
Where: Tracy Aviary, 589 E. 1300 South
Admission: $10 ages 13 and up, $5 ages 3-12, free for kids 2 and under
Humane Society of Utah grand opening » Help the society celebrate the opening of its new "The Wait Is Over, Rover" Dog Adoption Center. Activities include tours of the completed shelter, food, pet vendors, face paintings, a bounce castle and more. Information, www.utahhumane.org/.
When: 10 a.m.-7 p.m. Saturday
Where: Humane Society of Utah, 4242 S. 300 West, Murray
Celebrate Astronomy Day » Professional and amateur astronomers from across the country will gather to observe astronomy day at Clark Planetarium with free hands-on demonstrations and activities during the day and a star party that night. Information, clarkplanetarium.org/exhibits/astronomy-day/ or 385-468-STAR(7827).
When: Noon-4 p.m. Saturday at the planetarium
Where: Clark Planetarium, 110 S. 400 West; and the Stansbury Park Observatory Complex, about 30 miles west of Salt Lake City
Adventure + Gear Expo » Outdoor gear vendors plus activities such as a bike demos, advanced and novice climbing, slackline demos, speakers and more. Olympic medalist Noelle Pikus-Pace will be signing autographs 5-7 p.m. Friday and 11 a.m.-1 p.m. Saturday. Information, www.adventuregearexpo.com/.
When: Noon-9 p.m. Friday, 10 a.m.-9 p.m. Saturday
Where: South Towne Expo Center, 9575 S. State St., Sandy
Admission: $10 ages 13 and older, $5 ages 6-12, free for kids 5 and under; $25 for a famiy pack (two adults, two kids)