Embark on an astounding journey across 100,000 light-years to witness key moments in the history of the Milky Way. Using cutting-edge science, National Geographic constructs a 3-D state-of-the-art CGI model of our galaxy. Gaze into the heart of the Milky Way on the hunt for super-massive black holes. Witness as stars are born and die. Fly out and above the plane of ou...