Last Updated
：2025/11/20
white dwarf
Noun
Japanese Meaning
天文学用語。低〜中質量の恒星が寿命を迎え、内部の核融合が終わり、冷えて密度が非常に高い状態になった星。太陽よりも小型で明るさは劣るが、重力により非常に固く圧縮されている。
（ plural ）
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(astronomy) A dying star of low or medium mass, more solid and dense but less bright than the sun.
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white dwarf
The astronomer explained how a white dwarf cools and fades over billions of years.
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The astronomer explained how a white dwarf cools and fades over billions of years.
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