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published_at: '2026-07-23T12:10:30Z'
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- name: 持続可能な機械学習
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title: 天文学史上初めて「太陽系外衛星」を発見！ ただし質量は木星に匹敵
---

# 天文学史上初めて「太陽系外衛星」を発見！ ただし質量は木星に匹敵

## TL;DR
（要約なし・原文はリンク先を参照 / No summary available; see the source link.）

## Key Points
- it / it_general

## Details
(本文なし。リンク先参照)

## Source
元記事: [天文学史上初めて「太陽系外衛星」を発見！ ただし質量は木星に匹敵](https://sorae.info/astronomy/20260723-cd-35-2722-system.html) — published 2026-07-23T12:10:30Z