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A Spiral Structure in the Inner Oort Cloud episode artwork

Jun 4, 2025

A Spiral Structure in the Inner Oort Cloud

from 耳で聞くHacker News

Hacker Newsで話題の論文は、内側のオールト雲に螺旋構造が存在する可能性を示唆しています。これは、太陽系外縁部の天体が銀河潮汐力の影響を受けて形成された、約15,000auの長さに及ぶ歪んだ円盤構造です。観測は難しいものの、天体の分布や熱放射の異常なパターンから、その存在を間接的に検出できる可能性があります。

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A Spiral Structure in the Inner Oort Cloud

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