Traces of another world found on the Moon

Researchers have found evidence of the world that crashed into the Earth billions of years ago to form the Moon.

Analysis of lunar rock brought back by Apollo astronauts shows traces of the “planet” called Theia.

The researchers claim that their discovery confirms the theory that the Moon was created by just such a cataclysmic collision.

The study has been published in the journal Science.

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This will be spectacular if it checks out.

OTOH I expect it will be argued over for years.

This would be amazing.

Some sample return missions from Mercury & Venus would help settle this.