“It’s a wet rock that comes from a very dry interior part of the moon.” Day found that the rust on the Rusty Rock is full of lighter isotopes of zinc, meaning it’s probably the product of the zinc ...

We can learn a lot about the history and formation of a natural satellite or planet by studying its moistness. Countless theories exist to explain the Moon's formation, but until we fully understand ...

Geologists have long struggled to understand massive time gaps in Earth’s rock record, where millions—sometimes billions—of years are missing. Now, researchers at Utah State University have unveiled a ...

“I think the Rusty Rock was seen for a long time as kind of this weird curiosity, but in reality, it’s telling us something very important about the interior of the moon,” Day said. “These rocks are ...

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