`gravity_field`#

This module contains a set of factory functions for setting up the gravitational potential models of celestial bodies in an environment.

References#

1: Balmino, G. (1994). Gravitational potential harmonics from the shape of an homogeneous body. Celestial Mechanics and Dynamical Astronomy, 60(3), 331-364.
2: Werner, R. A., and Scheeres, D. J. (1997). Exterior Gravitation of a Polyhedron Derived and Compared With Harmonic and Mascon Gravitation Representations of Asteroid 4769 Castalia. Celestial Mechanics and Dynamical Astronomy, 65, 313-344.