Thanks for the links and heads-up on this.
.... "stereographic projection of equirectangular panoramas"
Who'd have guessed ... ;-)
Love 'em ...
Photographer Alexandre Duret-Lutz stitches together up to 100 images to create 360-degree by 180-degree panoramas that look like small planets. The panorama projection is called stereographic projection.
Check out the Wee planets @:
http://www.flickr.com/photos/gadl/sets/72157594279945875/
http://www.weeplanets.com/