The museum features a planetarium theater that shows live sky shows and galaxy tours, hands-on exhibits, science demonstrations and viewing through a 16-inch telescope, the largest public telescope in Southern Arizona. Hours are 10 a.m. to 3 p.m., Monday through Friday; 6 to 9 p.m., Friday; 10 a.m. to 9 p.m., Saturday; and 1 to 4 p.m., Sunday, except Tuesday, Dec. 25 and Jan. 1; $7.50, $5 age 4 to 15, free younger child, $2 Arizona college student with ID, $2 discount to CatCard holders. Visit flandrau.org for more information.
Located atop the 6,875-foot summit of Kitt Peak, the observatory offers nightly viewing and an advanced overnight program that lets visitors stay on site, use advanced equipment and "explore some of North America's most spectacular night skies." (Stargazing by reservation only.) Open from 9 a.m. to 4 p.m., daily. Guided tours are at 10 a.m., 11:30 a.m. and 1:30 p.m.; a single tour is $5.75, $3 age 7 to 12, free younger child, June through October; $7.75, $4 age 7 to 12, free younger child, November through May. Special rates for three tours are available. Night tours feature four hours of guided observing time and a box dinner; $48, $44 student, military or senior. Call 318-8726, or visit noao.edu/kpno for more information.