[Outbackmanyep]

Originally Posted by CraigS

PS: Epimetheus' mean density is only 0.69 ± 0.11 g/cm³, Janus' is 0.64 ± 0.06 g/cm³ (note the small error terms !), which I think, together with surface Albedo measurements result in the conclusion that they are very porous ! …. cheers

A nice striking view of a "porous" object i think would be Hyperion
http://wanderingspace.net/wp-content...1/hyperion.jpg

Its an amazing image!