Last Updated
：2025/11/21
solar mass
Noun
Japanese Meaning
天文学の単位。太陽の質量と等しく、他の星などの質量を表現するために使用される。1太陽質量は約2×10³⁰キログラムに相当する。
（ plural ）
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(astronomy) A unit, equal to the mass of the sun, used to express the mass of other stars etc. 1 M_☉ = 2 × 10³⁰ kg.
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solar mass
A typical brown dwarf has a mass well below one solar mass, making it unable to sustain hydrogen fusion.
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A typical brown dwarf has a mass well below one solar mass, making it unable to sustain hydrogen fusion.
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