Tags John Batchelor Dr. Hannah Kaplan Dr. David Livingston Hotel Mars Ceres Dawn Mission organics on Ceres dwarf planet carbon-based compounds Visible & Infrared Spectrometer (VIR) Tholins asteroids Emutet crater life detection water ice origin of organics extraterrestrial impactor liquid water Osiris REx Bennu Hayabusa2 Ryugu sample return missions JAXA Guest Dr. Hannah Kaplan Tagline The discovery of Ceres organics! View the discussion thread.