Life on Milky Way’s Ocean Worlds –X-Ray ‘Telescope’ Reveals Alien Geology

  There’s been increasing speculation that many of the Milky Way’s more than 4,100 known exoplanets might resemble the ocean worlds of Jupiter’s storied moon Europa and Saturn’s Enceladus. “So if we’re thinking about these places as being possibly habitable, maybe bigger versions of them in other planetary systems are habitable too,” says NASA’s Lynnae … Continue reading Life on Milky Way’s Ocean Worlds –X-Ray ‘Telescope’ Reveals Alien Geology