Geologists have now unearthed evidence of a 3.5 billion-year-old crater found in a layer of Australian rock. Shatter cones, which are features caused by the shockwave of a hypervelocity meteorite ...
Credit: Graeme Churchard / CC BY 2.0 Researchers have confirmed the Yarrabubba crater in Australia as the oldest asteroid crater on Earth, dating back 2.229 billion years. This oldest asteroid impact ...
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