Tingstad and Rumbel at Lick Observatory. Listen to the sounds of ocarina and freestyle guitar drift through the celestial environs of Lick Observatory when Grammy-winning artists Tingstad and Rumbel play as part of the Music of the Spheres series. An astronomy talk and a look through a Lick telescope follow. 8:30 p.m. July 11. Lick Observatory, Mt. Hamilton Road, 19 miles east of San Jose. $35 – $155. santacruztickets.com