Atmosphere

Añade un argumento en tu idiomaWhen the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummeled by asteroids, a period of extraordinary upheaval begins.When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummeled by asteroids, a period of extraordinary upheaval begins.When the Earth first formed from clouds of dust and gas, it was devoid of an atmosphere. But as the young planet is pummeled by asteroids, a period of extraordinary upheaval begins.