Planets · #36 biggest of 1,014
How big is Ganymede (moon)?
5,268 km
Ganymede (moon) measures 5,268 km. That's about 595 Mount Everests lined up end to end.
By the numbers
- That's 5,268 km, or about 3,273 miles.
- It's about 3.1 million times taller than an average adult (1.7 m).
- Roughly 595 Mount Everests could line up across it.
- Walking nonstop, you'd need about 44 days to travel its length.
- Out of all 1,014 things in this collection, it ranks #36 by size.
Size comparison
How Ganymede (moon) stacks up against things of a similar size. Tap any bar to explore it.
Mississippi River
6,275 km
Yenisei River
5,539 km
Yellow River
5,464 km
Ob River
5,410 km
Ganymede (moon)
5,268 km
Titan (moon)
5,149 km
Paraná River
4,880 km
Mercury
4,879 km
Callisto (moon)
4,821 km
Bars use a logarithmic scale so everything fits — real differences are even more extreme!
Fun fact
Standing beside it, an average person (1.7 m tall) would reach only about less than 0.001% of its height.
More in Planets
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