What is the outer core of the Earth called?

The outer core is the next layer and surrounds the inner core. It is 1,806 miles from the Earth's surface and makes up 30.8 percent of the Earth's mass. Like the inner core, it is a molten liquid made mostly of iron and nickel. read more

The outer core of the Earth is a fluid layer about 2,400 km (1,500 mi) thick and composed of mostly iron and nickel that lies above Earth's solid inner core and below its mantle. Its outer boundary lies 2,890 km (1,800 mi) beneath Earth's surface. read more

there is three main layers, the crust (thinnest), the mantle(thickest), and the core (hottest) the core is made up of two parts the outer core( liquid iron and nickel) and the inner core(solid iron and nickel). read more