最終更新日：2025/11/30
The astronomers debated whether the mysterious gravitational lensing could be caused by a massive and compact halo object in the galaxy's outskirts.
正解を見る
The astronomers debated whether the mysterious gravitational lensing could be caused by a massive and compact halo object in the galaxy's outskirts.
音声機能が動作しない場合はこちらをご確認ください
編集履歴（0）
