Europa has a vast, saltwater ocean beneath its icy shell, with more than twice the amount of water in all of Earth’s oceans ...

Scientists found a strange pattern on Jupiter's moon Europa. This formation looks like the Mind Flayer from Stranger Things. NASA believes this pattern indicates salty water flowed and froze there.

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...