If you were lucky, you might have been greeted by the dense sounds of a grand piano at the start of your visit to “A Planet of People,” a recent solo show by the Lithuanian artist, designer, and engineer Julijonas Urbonas. In these concerts, which took place periodically during the course of the exhibition, the composer, sound artist, and improviser Gaile˙ Griciu¯te˙ periodically played excerpts from the opera-cum-art installation Honey, Moon!—conceived and directed by Urbonas in 2018—on a piano inside a shiny, wavy circular structure that rotated in the room like an elegant spaceship.

Evolving