#volatile-delivery

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Science
fromwww.nature.com
2 days ago

China's Moon Mission Chang'e 6 Found Something Totally Unexpected

Chang'e-6 returned far-side lunar fragments containing rare olivine-bearing meteorite material resembling pre-solar-system asteroid dust that can trace volatile delivery to Earth and Moon.
fromWIRED
1 month ago

A Collision With Another Planet Could Have Allowed for Life on Earth

A team from the University of Bern in Switzerland argues that, due to its proximity to the sun, the proto-Earth that existed before this potential collision lost the volatile elements essential to form complex molecules. Any hydrogen, carbon, or sulfur, their analysis suggests, evaporated in just the first 3 million years after proto-Earth's formation. And so if Earth had evolved without external inputs, they say, it would probably be a drier world, more hostile to the development of complex life.
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