Recent Research Activities   Composition and structure of the surfaces of Solar System objects Ices and non-ice materials and molecules on the surface of the Galilean satellites Evolution and present state of Ceres Optical properties of geologically interesting materials Formation and stability of hydrated and hydroxylated minerals Radiolysis of ices, carbon-bearing, and hydrated materials   Current and On-going Areas of Study   Small Ice-silicate Bodies EOS Draft: Meetings Evolution of Ice-Silicate Bodies in the Solar System   Research Topics – Spacecraft Missions   Galileo NIMS NASA Solar System Exploration: Galileo Legacy Site UCLA maintained page: Galileo / Near Infrared Mapping Spectrometer Jet Propulsion Laboratory: Galileo Project Cassini VIMS University of Arizona's Lunar and Planetary Laboratory: Cassini VIMS Science Investigations Cassini's VIMS instrument: VIMS' Website Jet Propulsion Laboratory: Cassini-Huygens Mission to Saturn & Titan Mars Express HRSC, OMEGA and PFS Jet Propulsion Laboratory: U.S. Participation in Europe's Mars Express Free University Berlin: Instruments (Instrumentation on Mars Express) The Planetary Society: The Mars Express Mission European Space Agency: Mars Express Rosetta VIRTIS Istituto di Astrofisica Spaziale e Fisica Cosmica: Rosetta's VIRTIS Instrument European Space Agency: Rosetta – VIRTIS DAWN Jet Propulsion Laboratory: DAWN Website Europa Orbiter (planning) NASA Planetary Protection: Solar System Exploration Missions Jet Propulsion Laboratory: Europa, a Continuing Story of Discovery The National Academies Press: A Science Strategy for the Exploration of Europa (1999) Chandrayaan-1: Moon Minerology Mapper (M3) ESA SMART 1: European Instruments on Chandrayaan-1 Jet Propulsion Laboratory: Moon Mineralogy Mapper NASA's NSSDC Master Catalog Display: Spacecraft: Chandrayaan-1 Lunar Orbiter Indian Space Research Organisation: Chandrayaan-1 The Planetary Society: The Chandrayaan-1 Mission