Saltwater Similar to the Earth's Oceans has been Seen on Europa. Another Good Reason Why We Really Need to Visit This Place

Jupiter’s moon Europa is an intriguing world. It’s the smoothest body in the Solar System, and the sixth-largest moon in the Solar System, though it’s the smallest of the four Galilean moons. Most intriguing of all is Europa’s subsurface ocean and the potential for habitability. The scientific consensus is that Europa has a subsurface ocean …