Just how big is big? Discover the answer as you tour through this holographic miniature Solar System, then venture beyond to visit some of the largest known stars. Take your time with a guided tour: The tour stops at every planet, the major moons and dwarf planets, and other huge stars! Spacewalk in the Zero-Gravity mode: Give your favorite moon a hug! Let your knowledgeable Tour Guide talk your ear off: Two hours of fact-checked content! (Note: voice and subtitles are English only at this time) Share a quick tour with family & friends: Choose your tour using the map. Feel comfortable & immersed: Innovative comfort mode for those sensitive to motion, easy-to-use dashboard controls.