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Earth’s oldest impact crater was just found in Australia – exactly where geologists hoped it would be We have discovered the oldest meteorite impact crater on Earth, in the very heart of the Pilbara region of Western Australia.
The crater formed more than 3.5 billion years ago, making it the oldest known by more than a billion years.
Our discovery is published today in Nature Communications.
A Paleoarchaean impact crater in the Pilbara Craton, Western Australia~ https://www.nature.com/articles/s41467-025-57558-3