The past few years, Daniel Fabrycky from the Kepler spacecraft science team has put together some terrific orrery-type visualization of all the multiple-planet systems discovered by the Kepler spacecraft. An orrery, as you probably know, is a a mechanical model of a solar system, and the metal or plastic ones available these days usually show … Continue reading Spinning Worlds: Orrery of Kepler’s Exoplanets, Part IV