上游 OUR CURRENT VIEW OF THE INTERIOR OF TITAN Crust of Ice Ih, ~250km (?thick. Impact shattered regolith Ammonia-water ocean, ~1km thick.Coated in liquid ~50-200km(?)deep. and solid organic detritus. Mantle of high pressure 1.5 bar nitrogen ices and ammonia hydrates, atmosphere. ~250km(?)thick. Orange organic Rocky core, hazes showing ~3800km in seasonal diameter. asymmetry.Shanghai Jiao Tong University