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Ancient Crashes Blasted Precious Metals Into Earth, Moon and Mars

Artist's conception of the massive collision between Earth and a Mars-size object that likely created the moon about 4.5 billion years ago. (Image credit: AOES Medialab, ESA)

Gigantic collisions

In the last days of

These traumatic

"We can use

The mystery of

Gold, platinum,

But siderophiles are

"The abundance

One possibility is

Bottke and his

Modeling planet

To account for

Using numerical


The results show

These big

This bombardment

Bottke and his

Other evidence

The results from the

For example, other


A 1,000-mile-wide

Taken together, the

"We have a

Is this violence

The study paints a

"Because we can

If our solar system

In any event, Bottke

"If you can

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You can follow senior writer Mike Wall on Twitter: @michaeldwall.

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