Listen: Every Musical Connection Between ROGUE ONE and the Rest of the STAR WARS Saga
Michael Giacchino had a nearly impossible task when he signed on to compose the score for Rogue One: A Star Wars Story after Alexandre Desplat left the movie. But against all odds, Giacchino was able to pull it together and create something that sounded distinct, yet incorporated shout-outs to John Williams' classic themes throughout. This video (via io9) does a great job of laying everything out for us: