Definition of mascon
:any of the high-density regions below the surface of lunar maria that are held to perturb the motion of spacecraft in lunar orbit
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Recent Examples of mascon from the Web
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Plus, the moon’s lopsided topography – riddled with mascons, or areas of dense material with higher-than-average gravitational pull – makes satellites’ orbits incredibly unpredictable.
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The lunar crust formed around those craters, leaving mass concentrations (mascons) of gravity behind in some areas.
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Plus, the moon’s lopsided topography — riddled with mascons, or areas of dense material with higher-than-average gravitational pull — makes satellites’ orbits incredibly unpredictable.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mascon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of mascon
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Britannica.com: Encyclopedia article about mascon
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