The trans-Neptunian object (42355) Typhon: composition and dynamical evolution A. Alvarez-Candal, M. A. Barucci, F. Merlin, C. de Bergh, S. Fornasier, A. Guilbert and S. Protopapa A&A, 511 (2010) A35 Published online: 02 March 2010 DOI: 10.1051/0004-6361/200913102