Dwarf planet Ceres is an ocean world: study Phys.orgMud volcanoes and a buried ocean: Scientists say asteroid Ceres is surprisingly active NBC NewsCeres, a dwarf planet in the asteroid belt, hides an underground ocean CNETPlanet Ceres is an 'ocean world' with sea water beneath surface, mission finds The GuardianDwarf planet Ceres is 'ocean world' with salty water deep underground MSN MoneyView Full Coverage on Google News