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solar mass
noun
: the mass of the sun used as a unit for the expression of the masses of other celestial objects and equal to about 2 × 1030 kilograms
Examples of solar mass in a Sentence
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In fact, the iconic galaxy births less than one solar mass of stars annually, which is roughly half of what our own galaxy produces, and shockingly less than other galaxies, such as Messier 82, which produces ten times the amount of stars birthed in the Milky Way.
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Margherita Bassi, Smithsonian Magazine, 4 Dec. 2024
Scientists estimate that the rings of the Sombrero galaxy produce less than one solar mass of stars each year, with one solar mass equaling the mass of our sun.
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Ashley Strickland, CNN, 2 Dec. 2024
Heating up the surface would increase the amount of solar wind production, which would increase the rate of solar mass loss.
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Paul Sutter, Ars Technica, 16 Apr. 2024
Even the littlest ones are big enough that researchers measure them in units of solar mass.
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Jackie Appel, Popular Mechanics, 21 Aug. 2023
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Word History
First Known Use
1941, in the meaning defined above
Dictionary Entries Near solar mass
Cite this Entry
“Solar mass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/solar%20mass. Accessed 17 Feb. 2025.
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