Docents will guide small groups in outdoor laser tours of constellations. 2 sessions: 9:30–10:30 p.m. & 10:30–11:30 p.m. Event: $5; ages 18 & younger, free. Parking: $10. Masks required. Sugarloaf Ridge State Park. Robert Ferguson Observatory. 2605 Adobe Canyon Rd., Kenwood. brownpapertickets.com/event/4682305.