"One of two vids this month: this one with a brief overview of the preliminary planet/moon surface shader work.
http://www.imagespaceinc.com/rogsys/

Disclaimer: I'm not quite happy with the Earth-like clouds yet. While they look ok, they feel a bit out of scale and do not have the swirling, cyclonic shape that you'd expect.

I expect a couple rounds of revisions, so I'll address this then..."