The NASA Ames Exploration Center is free and open to the public and features exhibits and displays that showcase the missions and achievements of NASA, like the Kepler Mission to the Milky Way. Take a self-guided tour and see new planets in the universe at the Science on a Sphere exhibit. See a real moon rock from the Apollo 15 mission, and the Mercury Redstone 1A capsule. Experience simulated flights through the Milky Way Galaxy and high-definition videos in the Immersive Theater. Explore the Shuttle Cockpit Simulator and Living and Working in Space exhibit showcasing micro-gravity research.