Discovered by chance, the dream of RPG world builders: ultra-realistic alternative planets. So realistic because they’re real! Well, almost

Planetocopia is a group of model worlds supporting intelligent life. They fall into four series: Tilt! (Earth with different poles), Futures (set 1000 years from now), the Biosphere Variations (diverse experiments in planetology), and Caprices (whimsically altered Earths). Behind-the-scenes pages include the new Planetocopia interview, Carpentry Tips for World-Builders (how I make ’em), The Heart Hath Its Reasons (why I make ’em), Tech Corner (a chart comparing ’em), World-Builders (influences: others who make ’em). Here’s a group snapshot of the Planetocopia family, all to scale. Click for tours!