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1:41 AM
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Q: How was the Lunar South Pole-Aitken Basin mass anomaly discovered?

RogerA large mass has been discovered beneath the largest crater in our solar system -- the Moon's South Pole-Aitken basin -- and may contain metal from the asteroid that crashed into the Moon and formed the crater. The article says: "To measure subtle changes in the strength of gravity around the M...

0
Q: Moon's South Pole-Aitken basin mass anomaly, how to reconcile "isostatic equilibrium" with "heavy metal not sinking"?

uhohThe recent Phys.org piece Mass anomaly detected under the moon's largest crater is a review of a recently published and paywalled Geophysical Research Letter Deep Structure of the Lunar South Poleā€Aitken Basin . Early on it says: "Imagine taking a pile of metal five times larger than the Big...

 
1:55 AM
@trondhansen I saw that and made a few edits. It may have been a good-faith effort to reply but I agree it's not good SE form.
 
 
11 hours later…
1:08 PM
maybe it is a good question for worldbuilding
 

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