What is the largest moon in our solar system?
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Ganymede is the largest moon in our solar system. It’s a moon of Jupiter and is larger than Mercury and Pluto.
Features of Ganymede
Ganymede has a diameter of about 3,270 miles (5,268 kilometers)
It’s more than twice as massive as Earth’s moon
Ganymede has a rocky core, a water/ice mantle, and a crust of ice and rock
It has mountains, valleys, craters, and old lava flows
It may have a salty ocean beneath its icy surface
Discovery of Ganymede
Ganymede was discovered in 1610 by Galileo, along with three other moons of Jupiter
These moons are known as the Galilean moons
Future exploration of Ganymede
The European Space Agency (ESA) launched the JUICE mission in April 2023 to explore Ganymede
The JUICE mission is expected to arrive at Jupiter in December 2031
The largest moon in our solar system is **Ganymede**, a moon of Jupiter. Ganymede is even larger than the planet Mercury, with a diameter of about 5,268 kilometers. It is also the only moon known to have its own magnetic field.