 On an easel lit by a lantern we see his sketches of the moons of Jupiter and the phases of Venus.These drawings also morph into 3D objects to demonstrate how Galileo's observations transformed our perception of the planets and helped establish the Copernican model of the solar system.The film transports the audience through a series of environments, such as Mount Wilson Observatory in the early 1920s, when Edwin Hubble discovered the true nature of the Andromeda Galaxy and the expansion of the universe.