THE 2-MINUTE RULE FOR BEST MOONS

Ganymede seems to acquire a number of ocean layers, stacked up with layers of ice in between them. The best standard of ice may be the crust, which might be about 150 kilometers (about 90 miles) thick. The bottom ocean level can be 800 kilometers (about 500 miles) underneath that, just above the 1st layer on the moon’s rocky interior.Earth’s Mo