Yarrabubba crater in WA outback world’s oldest recognised impact structure


Around 2 billion years ago when Earth was covered in ice, a meteorite slammed into what is now outback Western Australia.

The impact left a 70-kilometre-wide scar on the land known as Yarrabubba impact crater.

“The age we’ve got for the Yarrabubba impact structure makes it the oldest impact structure on the planet,” said Chris Kirkland, a geologist at Curtin University. Read more

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