Outline · being written

Building the Earth

How dust grew into a planet, and how its iron sank to make the core.

The working diagram A young Earth sorting itself into layers.

Page type: A lesson, led by a working diagram
Collection: Origins, the Solar System
When: About 4,567 million years ago to 4,500 million years ago, in the Hadean. The finished piece will give dates from its sources.
Status: Planned and outlined. Every fact in it will be checked against a named source and listed on Sources before it goes up.

Read alongside