original: it is the largest known non-spherical moon in the solar system .
simplifications: it is the largest known non-spherical moon in the solar system . it is the largest known non-spherical moon in the solar system . it is the biggest known non-spherical moon in the solar system . it is the largest known non-spherical moon in the solar system . it is the largest known non-spherical moon in the solar system . it is the largest known non-spherical moon in the solar system . it is the largest known moon in the solar system . it is the largest non-round moon in the solar system .