6) EUROPEAN GEOPHYSICAL SOCIETY MEETING CALL FOR PAPERS for the session PS 1 . PLANETARY INTERIORS of European Geophysical Society, XXII General Assembly Vienna, Austria, 21-25 April 1997 THE DEADLINE for receipt of abstracts is 15 DECEMBER 1996 (for the information see NEWSLETTER EGS, N 60, 1996) The scope of this session is to review progress in our understanding of - the interior structure of the planets and satel- lites - the physical and chemical evolution of the inte- rior of planets, such as, e.g. differentiation, convection and magnetic field generation. Papers on new lines of research or new methods in planetary data acquisitions either from ground obser- vation, laboratory experiments or space missions are encouraged. Papers on the experiments and scientific objectives on launched Mars Missions (MGS96, Pathfinder, Mars96) or on future planetary missions are also welcomed,when these experiments address the scope of the session. Convener: Dr.Philippe Lognonne, Inst. de Physique du Globe, 4,Place Jussieu, 75252 Paris Cedex 05,France Tel.:+33-1-44272471, Fax:+33-1-44273894 e-mail: LOGNONNE@IPGP.JUSSIEU.FR Co-Convener:Dr.Tamara Gudkova, the address till the 31st of January : Inst. fur Planetologie Wilhelm-Klemm-Str.10, D-48149 Muenster,Germany Tel.:+49-251-83 35 57, Fax:+49-251-83 90 83 e-mail: GUDKOVA@JODIE.UNI-MUENSTER.DE