"3D planetary engine for seamless planet rendering from space down to the surface. Can use arbitrary resolution of elevation data, refining it to centimeter resolution using fractal algorithms.
Unlimited visibility, progressive download of data, procedural content generation.
Integrated vehicle and aircraft physics engines. Embedded web browser for web service integration."
http://www.outerra.com/index.htmlI'm not sure what it is exactly but it appears to accomplish quite a number of things at differing scales.
