⏰ when
When was Jupiter’s moon Ganymede discovered?
Quick Answer
Ganymede was discovered on 7 January 1610.
The Full Story
Ganymede was discovered by Galileo Galilei on 7 January 1610. It is the largest moon in the Solar System, even bigger than the planet Mercury, though much less massive. Ganymede has its own magnetic field, a rare feature among moons. Its discovery was part of the revolution that showed Jupiter had a miniature system of worlds around it.
Key Facts
1.Discovered on 7 January 1610
2.Found by Galileo Galilei
3.Largest moon in the Solar System
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"The biggest moon in the Solar System!"
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