active gas geysers / sufficient water processing / internal energy / significant liquid water processing / gas/dust ratio / pure gas geyser / minimum energy state / high pressure gas / volume energy / continuous gas source / hot gas / wet cement / energy / /
NaturalFeature
Europa / /
Organization
Giotto mission / African Union / National Aeronautics and Space Administration / /
Evidence for Liquid Water on Comets Robert B. Sheldon and Richard B. Hoover NASA/MSFC/NSSTC, 320 Sparkman Dr, Huntsville, AL, USA ABSTRACT The electron-microscope analysis of the Orgeuil carbonaceous chondrite, thought t