Gliese 581 C

Last week a friend and I were talking Sci-Fi and he told me about an extrasolar planet Nasa has found and named "Gliese 581 C". Here is a link to the Wiki Article: Gliese

They believe it to be an ice world within Habital range of its Sun. Oddly one side of the planet always faces the Sun. I found this idea inspiring and decided to make my own mock-up of what a planet like this might look like:


Believe it or not there are no 3D elements in this render but rather it is a composite of different Nasa images of planets layered and painted on.