The revered Mexican rock band craft an epic instrumental voyage. Across an exhilarating six-minute expanse, lush synths yawn and expand to vertiginous effect. At its heart is a simple, elegant melody—like something from an old folk song, reimagined for the year 3295. “Panspermia” was recorded to celebrate NASA’s Juno Mission, which arrived in Jupiter’s orbit on July 4, 2016.