Last Updated：2025/11/19
Sentence
宇宙船の観測機器は遠方の氷の矮惑星に関する驚くべきデータを返し、薄い大気の下に凍ったメタンの層があることを明らかにした。
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The spacecraft's instruments returned surprising data about the distant ice dwarf, revealing layers of frozen methane beneath a thin atmosphere.
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The spacecraft's instruments returned surprising data about the distant ice dwarf, revealing layers of frozen methane beneath a thin atmosphere.
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Related words
ice dwarf
Noun
Japanese Meaning
（天文学）氷で覆われた惑星状小天体。冥王星やセドナ、場合によってはケレスなど、通常の小惑星より氷が多く含まれており、世界規模を感じさせる天体を指す。
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