The eight largest moons in our solar system are Ganymede, Titan, Callisto, Io, Earth's Moon, Europa, Triton, and Titania. Ganymede is the largest, measuring 5,270 km in diameter.

Ice XXI” is an entirely new phase of ice with a crystal structure that’s more complex than the ice found on Titan or Ganymede ...

Jupiter’s moon Ganymede could be a vast dark matter detector, and upcoming space missions might be able to spot distinctive dark matter craters on its ancient surface. Physicists searching for dark ...

How many moons does Jupiter have? Scientists have discovered dozens of them, but the answer may be more complicated than it ...