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備註請放最後面 違者新聞文章刪除

1.媒體來源:

外媒    sciencealert

2.記者署名:

David Nield

3.完整新聞標題:

The Mystery of Intense Magnetism on The Moon Is Finally Solved

月球磁場之謎被破解

4.完整新聞內文:

The Mystery of Intense Magnetism on The Moon Is Finally Solved

月球磁場之謎被破解

Space
16 March 2026
ByDavid Nield
Highly detailed crescent Moon image
(Javier Zayas Photography/Moment/Getty Images)

A new study may have solved a long-standing mystery about the Moon's
magnetism: Why do lunar rocks brought back by the Apollo missions show
evidence of an intense magnetic field sometimes rivaling or exceeding that of
Earth today?

太空
2026年3月16日
經過大衛· 尼爾德
高度精細的新月圖像
（Javier Zayas Photography／Moment／Getty Images）

一項新的研究可能解開了關於月球磁場的一個長期謎團：為什麼阿波羅計劃帶回的月球岩
石顯示出強烈的磁場，有時甚至可以與今天的地球磁場相媲美，甚至超過地球磁場？

Considering the Moon is much smaller than our planet, and doesn't have the
same internal energy and core dynamics that power Earth's magnetic field,
it's surprising that these 3.5 billion-year-old rock samples have such strong
magnetic signatures.

In this new analysis, researchers from the University of Oxford in the UK
conclude that these signatures could be evidence of sudden, temporary bursts
in magnetism, brought on by ancient geological processes that happened long
before the Apollo missions landed and started collecting samples.

考慮到 月球比地球小得多，而且沒有地球磁場所需的內部能量和核心動力學，這些35億
年前的岩石樣本具有如此強烈的磁性特徵，這令人驚訝。



"Our new study suggests that the Apollo samples are biased to extremely rare
events that lasted a few thousand years – but up to now, these have been
interpreted as representing 0.5 billion years of lunar history," says
planetary geologist Claire Nichols.

"It now seems that a sampling bias prevented us from realizing how short and
rare these strong magnetism events were."

The researchers reexamined lunar rock samples known as the Mare basalts,
looking for patterns between their geological ingredients and how strongly or
weakly magnetized they were (which indicates the magnetic field strength at
the time they were formed).



“現在看來，抽樣偏差使我們未能意識到這些強磁場事件的持續時間有多短、發生頻率有
多低。”

研究人員重新檢驗了被稱為月海玄武岩的月球岩石樣本，尋找其地質成分與磁化強度（顯
示其形成時的磁場強度）之間的規律。

Moon rock model

https://www.sciencealert.com/images/2026/03/MoonRock.jpg

The researchers modeled how the strongly magnetic lunar rocks may have been
created. (Nichols et al., Nat. Geosci., 2026)

月球岩層模型

研究人員模擬了強磁性月球岩石的可能形成過程。 (Nichols et al., Nat. Geosci. ,
2026)

A clear link emerged: Rocks with stronger magnetism had much higher titanium
content.

Next, the team ran computer models to explore how the processes that produce
titanium-rich rocks could also trigger intense magnetic fields.

The models showed that melting of titanium-rich material near the Moon's
core-mantle boundary could briefly increase the heat flow from the core,
triggering or enhancing dynamo activity and boosting the magnetic field while
also producing titanium-rich lava flows.

Because the Apollo missions sampled similar mare basalt regions of the Moon
– close to where the model posits titanium-rich lavas would have flowed –
the rock samples gathered by the astronauts therefore have a sampling bias
that has baffled scientists for years.

研究結果顯示，磁性越強的岩石，其鈦含量越高。

接下來，研究團隊運行電腦模型，探索產生富鈦岩石的過程也能引發強磁場。

模型顯示，月球核函邊界附近富鈦物質的熔化可以短暫地增加來自地核的熱流，從而引發
或增強發電機活動並增強磁場，同時也會產生富鈦熔岩流。



"If we were aliens exploring the Earth, and had landed here just six times,
we would probably have a similar sampling bias, especially if we were
selecting a flat surface to land on," says earth scientist Jon Wade.

"It was only by chance that the Apollo missions focused so much on the Mare
region of the Moon – if they landed somewhere else, we would likely have
concluded that the Moon only ever had a weak magnetic field and missed this
important part of early lunar history entirely."

These periods of intense magnetism would likely have lasted only a few
thousand years, the study team suggests, which are really just blips compared
to how old the Moon is.

「如果我們是探索地球的外星人，並且只在這裡著陸過六次，我們可能會有類似的抽樣偏
差，特別是如果我們選擇平坦的表面著陸的話，」地球科學家喬恩· 韋德說。



研究團隊認為，這些強磁場時期可能只持續了數千年，與月球的年齡相比，其實只是滄海
一粟。

It's a solid hypothesis that fits the available evidence, but the researchers
acknowledge that their models are based on several assumptions to cover gaps
that we don't have enough data for – researchers only have a small sample of
Moon rocks to work with – and that more modeling will be needed to further
validate these results.

Today, the Moon has a very weak and patchy magnetic field compared to Earth's
strong global one, and numerous previous studies have given other
explanations for these geological records of something much stronger.
Asteroids crashing into the lunar surface may be part of the story, for
example.





The good news for researchers hoping to finally get some clarity on this
issue is that there are plans to put humans back on the Moon before the end
of the decade, which will give us invaluable opportunities to run more tests
and collect more rock samples.

對於希望最終弄清楚這個問題的研究人員來說，好消息是，計劃在本十年結束前將人類再
次送上月球，這將為我們提供寶貴的機會來進行更多測試並收集更多岩石樣本。

"We are now able to predict which types of samples will preserve which
magnetic field strengths on the Moon," says geoscientist Simon Stephenson.

"The upcoming Artemis missions offer us an opportunity to test this
hypothesis and delve further into the history of the lunar magnetic field."

The research has been published in Nature Geoscience.

「我們現在能夠預測哪些類型的樣本會在月球上保留哪些磁場強度，」地球科學家西蒙·
史蒂芬森說。

“即將開展的阿爾忒彌斯計劃為我們提供了一個檢驗這一假設並進一步探究月球磁場歷史
的機會。”

這項研究成果已發表在《自然地球科學》雜誌。

5.完整新聞連結 (或短網址)不可用YAHOO、LINE、MSN等轉載媒體:

https://reurl.cc/qpmloE

6.備註:

怎麼有這麼大量的鈦被結塊成月球啊？這東西跟金銀銅一樣缺到不行不是？
而且一完工就直接上磁場製成永久磁鐵，這科技樹點太高了吧？



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※ 作者: STAV72 2026-03-16 10:36:09
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