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出典:Wiktionary
solar mass (複数形 solar masses) (M☉)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/05 07:22 UTC 版)
The solar mass (), 1.98892×1030 kg, is the standard unit of mass in astronomy, used to indicate the masses of other stars and galaxies. It is equal to the mass of the Sun, about two nonillion kilograms or about 332,950 times the mass of the Earth or 1,048 times the mass of Jupiter.
Solar mass