In 1990, the avant-garde jazz musician Sun Ra arrived at Dartmouth to collaborate with the school’s jazz band, where Michael Lowenthal–an anxious, 20-year-old senior–played trumpet. As rehearsals got underway and two musical worlds collided, Lowenthal struggled with the improvisation that Sun Ra’s sparse, yet spiritual, melodies demanded. In this essay, Lowenthal recounts his “otherworldly” experience with the famous jazz star who claimed to be from Saturn.