Ganymede isn’t just the biggest moon in the solar system it’s a hidden ocean world. Beneath its icy surface lies an ocean so vast, it holds 30 times more water than all of Earth’s oceans combined. Think about that. A frozen moon, quietly orbiting Jupiter, may be one of the most water-rich places we know and possibly even capable of supporting life. With missions like NASA’s Europa Clipper and ESA’s JUICE on the way, we’re finally getting closer to unlocking the secrets beneath that ice. Could Ga