NASA Determines Australian Meteor Crater is the Oldest Known

Yarrabubba meteor crater

HOUSTON (NASA PR) — The Earth is pocked with roughly 190 major meteor craters, yet scientists only know the age of just a few. Recently, A NASA scientist analyzed the age of the Yarrabubba meteor crater in Australia and found it to be 2.229 billion years old, making it now the oldest crater currently known.

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