Most observed gigantic jets reach the ionosphere — the part of the atmosphere that begins around 50 miles above Earth's surface and ... lightning bolt and reached up to 8,000 degrees Fahrenheit ...

Earth, our home planet, is a world unlike any other. The third planet from the sun, Earth is the only place in the known universe confirmed to host life. With a radius of 3,959 miles, Earth is the ...

Earth is made out of different layers, and those layers get hotter and more pressurized the deeper you go. The first layer is the crust, a thin outer shell that extends about 18 miles (30 km ...