In the top half of the Hayden Sphere, the Space Theater uses advanced visual technology (including a customized, one-of-a-kind Zeiss Star Projector) to create shows of unparalleled sophistication, realism and excitement. The bottom half of the Hayden Sphere houses the Big Bang, where visitors 'walk through' the beginning of time and space, experiencing a dramatic, multi-sensory re-creation of the first moments of the universe. From here, visitors continue on an awe-inspiring journey that chronicles the evolution of the universe.