Recent presentations: On the dynamics of the parabolic restricted three-body problem Modelling galaxy close encounters with a parabolic restricted 3 body model Seminar UB-UPC, February 2016 Jornadas de Trabajo en Mecánica Celeste, Manresa, June 2016 On central configurations of twisted rings Central configurations of two twisted regular n-gons HamSys, Bellaterra, June 2014 Homo/heteroclinic connections between periodic orbits and resonant transitions in the RTBP DYSCA, UAM, México, June 2013 Transport in the Solar System and unstable orbits Dynamical System Seminar of the Department of Mathematics of Boston University, 2013