Scientists studying meteorite Northwest Africa 12774 suggest it originated from a vanished moon-sized protoplanet that existed more than 4.5 billion years ago.in A one-pound rock found in the Sahara Desert may hold the oldest ghost story in the solar system. Recovered in 2019, the meteorite known as Northwest Africa 12774 belongs to a rare class called angrites — among the oldest volcanic rocks known to scien... [881 chars]
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