Dear Motes,
We've recently updated Osmos to version 1.6.0. The new version includes translations into four languages (French, German, Spanish and Italian), a decrease in the extreme difficulty of a few late leves, D3D support, sound engine improvements, and more. You can see all the details here.
http://www.hemispheregames.com/osmos_update.html#1.6.0
Cheers,
Eddy