EntityQ3556678· pop 12· linked from 13 articlesastronomical constantSign in to savetype of constantConnectionsMoonConceptprecessionEntitystandard gravitational parameterEntityBarycentric Dynamical TimeEntitynutationEntityEarthConceptastronomyEntityMarsEntityVenusEntityMercuryEntityJupiterEntitySaturnEntityUranusEntityNeptuneEntityPlutoEntityNASAConceptInternational Standard Book NumberEntityInternational System of UnitsEntitylight-yearEntityspeed of light in vacuumEntityCategoriesAstrophysicsPhysical constantsUnits of measurement in astronomy