Scientists have discovered that the icy shell of Saturn's largest moon ... lakes and seas. Because of the frigid temperatures ...

There’s also Titan, of course, the only place besides Earth where you can find lakes and rain (made of liquid methane) and the only moon with a significant atmosphere. It’s also a point of ...

Jupiter’s moon Io, the most volcanically active body in the solar system, is littered with hundreds of erupting volcanoes. High-resolution images now reveal several dozen lava lakes, researchers ...