Improving Venus’ static and time-variable gravity field with the EnVision Radio Science Experiment

Pascal Rosenblatt1, Antonio Genova2, Flavio Petricca2, Anna Maria Gargiulo2, Caroline Dumoulin1, Gabriel Tobie1, Jean-charles Marty3 and Sebastien Lebonnois4, (1)LPGN Laboratoire de Planétologie et Géodynamique de Nantes, Nantes Cedex 03, France, (2)Sapienza University of Rome, Department of Mechanical and Aerospace Engineering, Rome, Italy, (3)GET-CNES, OMP, Toulouse, France, (4)CNRS, Paris Cedex 16, France