The Planet Crafter

Game description:

There are hundreds and thousands of planets spinning out there in space. But only Earth has life on it. Time to chance that! With Planet Crafter, you can create a whole lot of such balls of life in other solar systems. You will have an extensive set of tools at your disposal that will allow you to come with any kind of landscape and biosphere. Sands or water, mountains or valleys, northern forests or tropical jungle – craft your own planet as you like it!