Earth's core is as hot as the Sun's surface
Earth's inner core burns at 5,500 degrees Celsius, matching the Sun's surface temperature, and its extreme heat powers our planet's protective magnetic field and geological activity.
Deep within our planet, Earth's inner core blazes at an astonishing 5,500 degrees Celsius, a temperature comparable to the Sun's surface. This intense heat, generated from Earth's formation and radioactive decay, exists despite immense pressure keeping the iron-nickel alloy solid.
There's more to this story — open the app to keep reading.
Continue Reading in App
1 more paragraphs · plus a 3-question quiz