These are done by French photographer and computer wizard Alexandre Duret-Lutz
Check the write-up of his technique and more examples
http://www.flickr.com/photos/gadl/sets/72157594279945875/
He started with digitally-constructed 360-panoramas,
http://www.tuxboard.com/index.php/?2007/10/24/2799-les-photos-panoramas-360-d-alexandre-duret-lutz
which he subsequently converted into these wee-planets.
http://www.tuxboard.com/index.php/?2007/10/23/2798-photos-de-mini-planetes-a-partir-de-panorama-360-degre
Very impressive (but, of course, too much of a good thing...)
Regards,
Guy
2007/11/25, Don Roberts <droberts@xxxxxxxxxx
>:
I came across this while Stumbling around the internet. Must be an incredible wide angle fish-eye.
http://artjob.ru/2007/10/18/print:page,1,samye_simpotichnye_miniplanety_alexandre_duretlutz.html