Skip to main content
Have a personal or library account? Click to login
GravDyn: A Python Framework for Gravitational Modeling of Irregular Celestial Bodies Using Polyhedral, Mascon, and Series Expansion Methods Cover

GravDyn: A Python Framework for Gravitational Modeling of Irregular Celestial Bodies Using Polyhedral, Mascon, and Series Expansion Methods

Open Access
|Aug 2026

References

  1. Dermott SF. Shapes and gravitational moments of satellites and asteroids. Icarus. 1979;37(3):575–586. DOI: 10.1016/0019-1035(79)90015-0
  2. Scheeres D. Orbital motion in strongly perturbed environments. In Scheeres DJ (Ed.) Orbital motion in strongly perturbed environments. Berlin: Springer; 2012. DOI: 10.1007/978-3-642-03256-1
  3. Hao Z, Zhao Y, Chen Y, Zhang Q. Orbital maneuver strategy design based on piecewise linear optimization for spacecraft soft landing on irregular asteroids. Chinese Journal of Aeronautics. 2020;33:2694–2706. DOI: 10.1016/j.cja.2019.12.011
  4. Ferrari F, Franzese V, Pugliatti M, Giordano C, Topputo F. Trajectory options for Hera’s Milani CubeSat Around (65803) Didymos. Journal of the Astronautical Sciences. 2021;68(4):973–994. DOI: 10.1007/s40295-021-00282-z
  5. Bottiglieri C, Piccolo F, Giordano C, Ferrari F, Topputo F. Applied trajectory design for CubeSat close-proximity operations around asteroids: The Milani case. Aerospace. 2023;10:464. DOI: 10.3390/aerospace10050464
  6. Werner R, Scheeres D. Exterior gravitation of a polyhedron derived and compared with harmonic and mascon gravitation representations of asteroid 4769 Castalia. Celestial Mechanics and Dynamical Astronomy. 1996;65:313–344. DOI: 10.1007/BF00053511
  7. Tsoulis D, Petrovic S. On the singularities of the gravity field of a homogeneous polyhedral body. Geophysics. 2001;66. DOI: 10.1190/1.1444944
  8. Geissler P, Petit J-M, Daniel D, Greenberg R, Bottke W, Nolan M, Moore J. Erosion and ejecta reaccretion on 243 ida and its moon. Icarus. 1996;120:140–157. DOI: 10.1006/icar.1996.0042
  9. Chanut TGG, Aljbaae S, Carruba V. Mascon gravitation model using a shaped polyhedral source. MNRAS. 2015;450:3742–3749. DOI: 10.1093/mnras/stv845
  10. Aljbaae S, Chanut TGG, Carruba V, Souchay J, Prado AFBA, Amarante A. The dynamical environment of asteroid 21 Lutetia according to different internal models. MNRAS. 2017;464:3552–3560. DOI: 10.1093/mnras/stw2619
  11. Aljbaae S, Souchay J, Carruba V, Sanchez DM, Prado AFBA. Influence of Apophis’ spinaxis variations on a spacecraft during the 2029 close approach with Earth. Romanian Astronomical Journal. 2021;31(3):317–337.
  12. Mota ML, Aljbaae S, Prado AFBA. The potential series expansion method: application to the asteroid (87) Sylvia. European Physical Journal Special Topics. 2023;232(18–19):2961–2966. DOI: 10.1140/epjs/s11734-023-01026-w
  13. Heiskanen WA, Moritz H. Physical geodesy. Bulletin Géodésique. 1967;86(1):491–499. DOI: 10.1007/BF02525647
DOI: https://doi.org/10.5334/jors.743 | Journal eISSN: 2049-9647
Language: English
Page range: 60 - 60
Submitted on: May 14, 2026
Accepted on: Aug 5, 2026
Published on: Aug 31, 2026
Published by: Ubiquity Press
In partnership with: Paradigm Publishing Services

© 2026 Safwan Aljbaae, Valerio Carruba, Allan K. de Almeida Jr, Gabriel Antonio Caritá, Antonio F. B. A. Prado, Marcelo L. Mota, Carlos E. Ferreira Lopes, published by Ubiquity Press
This work is licensed under the Creative Commons Attribution 4.0 License.