Ganymede seems to obtain quite a few ocean layers, stacked up with layers of ice between them. The very best volume of ice would be the crust, which might be about a hundred and fifty kilometers (about 90 miles) thick. The bottom ocean level could possibly be 800 kilometers (about https://jareddbcxe.blogozz.com/33848580/new-step-by-step-map-for-moons