A tiny moon of Saturn has most of the conditions necessary for life, Nasa announced on Thursday, unveiling a discovery from an underground ocean that makes the world a leading candidate for organisms as humans know them.
Scientists stressed that the discovery on a moon named Enceladus is not evidence that life has in fact developed on another world, but they have managed to establish the existence of the water, chemistry and energy sources that are necessary for it.
"We now know that Enceladus has almost all of the ingredients that you need to support life as we know it on Earth," said Linda Spilker, a project scientist who said the finding essentially confirmed vents on the moon's seafloor...