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, $5 age 4 to 15, free younger child, $4 Arizona college student with ID. Visit flandrau.org for more information.
Anyone who wants to conquer fears of public speaking, increase self-confidence and communicate more effectively may attend a Toastmasters meeting and practice in a supportive environment; free. Toastmasters of Unity: 4:30 p.m., every Saturday, Risky Business, 6866 E. Sunrise Drive (861-7039). Saguaro Toastmasters: 6:30 p.m., every Monday, Ward 6 City Council Office, 3202 E. First St. (465-1534). Oro Valley Toastmasters: 6:16 p.m., the first and third Monday of every month, Golder Fire Station No. 377, 355 E. Linda Vista Blvd., Oro Valley (314-8008). Fountain Flyers Toastmasters: 6:30 a.m., every Tuesday, Coco's Bakery Restaurant, 7250 N. Oracle Road (861-1160). Toastmasters: noon every Tuesday, Brookline College, 5441 E. 22nd St. (748-9799). The Roadrunners Toastmasters: 6:30 a.m., every Wednesday, in Academy Hall, Atria Bell Court Garden, 6653 E. Carondelet Drive (638-7343). Conquistadors Toastmasters Club: 7 p.m., every Wednesday, Jewish Community Center, 3800 E. River Road Marana Toastmasters: 6:30 a.m., the second and fourth Thursday of every month, Trico Electric Cooperative, 8600 W. Tangerine Road (744-2944). Northwest Casas Adobes Toastmasters Club, 7:15 p.m., every Tuesday, Mountain Vista Fire District Station 1175 W. Magee Rd., Tucson 85704 (861-5730), Executive Toastmasters meet every Monday at 6 pm at Atria Bell Court Gardens, 6653 E. Carondelet, Tucson, AZ 85710. The meeting is open for everybody interested.
The only one of 54 missile silos preserved as a National Historic Landmark, at seven stories underground. Tour includes the launch-control center and missile silo. Displays include an actual Titan II ICBM. Visitors can experience a simulated launch. Open daily from 8:45 a.m. to 5:30 p.m., except Thanksgiving and Christmas; $9.50, $8.50 senior or military, $6 ages 7 to 12, free younger child. Visit titanmissilemuseum.org for more information.
Singles meet from 5 to 7 p.m., every Friday, at a different location; free. Call 219-4332, or visit tucsonsocialsingles.org for locations and 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; $49, $45 student, military or senior. Call 318-8726, or visit noao.edu/kpno for more information.
Materials and activities are available in the lobby to encourage families to create museum-inspired artwork; free with admission. Hours are 10 a.m. to 5 p.m., Wednesday, Friday and Saturday; 10 a.m. to 8 p.m., Thursday; noon to 5 p.m., Sunday; and closed Monday and Tuesday; $8, $6 senior and veteran, $3 student with ID, free younger than 13, free the first Sunday of every month. Visit tucsonmuseumofart.org for more information.
Murder at the Vampire's Wedding, a 2 1/2-hour, interactive comedy whodunit that includes a three-course dinner, takes place most Fridays and Saturdays; $42, includes dinner. Doors open at 7 p.m. Call for reservations or more information.
A peek through the largest public viewing telescope in the Southwest is just part of a five-hour tour of the universe, from 5 to 10 p.m., nightly; $48 Monday through Thursday, $60 Friday through Sunday, $30 student. Reservations are required. Visit skycenter.arizona.edu for reservations. Search Facebook for "Mt. Lemmon SkyCenter" for daily photo updates about current events in the universe.