By Natural Philosopher Mike Prestwood
Timeline Story

Earth is Born

Earth is Born

Absolute Years From Now: -4500000000
Story Reference Date: 03/27/2024

The Earth and the other planets formed 4.5 billion years ago from the same cosmic cloud—the primordial material which gave birth to the Sun. The dust and comets—the rocks—were composed largely of hydrogen, ice, carbon, and nitrogen.

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