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The John Batchelor Show

S8 Ep614: 16. Lunar Water Scarcity and Asteroid Ryugu Findings Guest: Bob Zimmerman Summary: Reviews scientific data suggesting significantly less water ice on the lunar South Pole than expected. Zimmerman also discusses the discovery of DNA building blocks on aste

The John Batchelor Show

John Batchelor

News, Books, Arts, Society & Culture

4.52.8K Ratings

🗓️ 21 March 2026

⏱️ 6 minutes

🧾️ Download transcript

Summary

16. Lunar Water Scarcity and Asteroid Ryugu Findings Guest: Bob Zimmerman Summary: Reviews scientific data suggesting significantly less water ice on the lunar South Pole than expected. Zimmerman also discusses the discovery of DNA building blocks on asteroid Ryugu and the ongoing sun dynamo mystery. (17)
SUMMER 1940

Transcript

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0:00.0

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entrepreneurs like you. Sign up for your $1 a month trial at Shopify.com slash setup. I'm John Bachelor. Bob Zimmerman is here, and if and when the moon, if and when the south pole of the moon, if and when peering into the craters that are in permanent

0:56.3

darkness. And then, again, Bob, you've been following the story very carefully. What is the

1:01.6

question? Yeah, I'm giving you news that nobody else wants to report because it's not the kind of

1:06.7

news that's exciting or potentially good for lunar bases.

1:12.5

All the missions have been focused on the South Pole of the Moon because they think there

1:15.8

might be water in the permanently shadow craters there, very valuable if there is.

1:21.6

But maybe we now know one other reason why NASA is reconsidering sending Artemis,

1:27.1

the first Artemis, the first

1:28.1

Artemis mission, not to the South Pole, someplace else. And I've reported this previously.

1:33.4

The scientists who ran the shadow cam low light camera on South Korea's lunar orbiter

1:39.3

Denori, they have now published the third paper of their data, and all three papers have come to the same

1:46.9

conclusion that there appears to be far less water ice in those permanently shadowed craters

1:53.0

than previously believed. And in fact, there may be none. There may be some, but if there is,

2:00.0

the data suggests it's going to be,

2:02.4

it's going to be really, require a great deal of processing to extract it from the soil.

2:08.8

And even if they do do that, they won't be as much available as thought.

2:12.7

This is, this suggests that the real estate there, in terms of at least water, is not as valuable as previously believed.

2:20.2

This is a result that most other news organizations aren't covering, even though it's actually breaking news.

...

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