On the Milankovitch orbital elements for perturbed Keplerian motion Aaron J. RosengrenDaniel J. Scheeres Original Article 18 January 2014 Pages: 197 - 220
Short-axis-mode rotation of a free rigid body by perturbation series Martin Lara Original Article 04 February 2014 Pages: 221 - 234
Coupling between corotation and Lindblad resonances in the presence of secular precession rates Maryame El MoutamidBruno SicardyStéfan Renner Original Article 17 February 2014 Pages: 235 - 252
Curvilinear coordinate transformations for relative motion David A. ValladoSalvatore Alfano Original Article 19 February 2014 Pages: 253 - 271
Kepler accuracy model for co-periodic satellite separation extrema Robert D. Furber Original Article Open access 13 February 2014 Pages: 273 - 289
Approximate analytic solutions to the isothermal Lane–Emden equation R. IaconoM. De Felice Original Article 13 February 2014 Pages: 291 - 298