Less than a year ago, astronomers discovered a comet soaring through our sky that was not from our solar system.
deuterium
Posted inDione, Hyperion, Iapetus, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mimas, Phoebe, Rhea, Saturn, Status Report
Deuterated Water Ice On The Satellites Of Saturn
The deuterium to hydrogen ratio in water ice in a planetary body carries important information on the history of water processing and delivery in the protostellar nebula.
Posted inAstrochemistry, Astrogeology, Callisto, Comets and Asteroids, Enceladus, Europa, Ganymede, Habitable Zones, Icy Worlds, Press Release, Water/Hycean Worlds & Oceanography
SwRI Scientists Find Evidence Of Geothermal Activity Within Icy Dwarf Planets
A team co-led by Southwest Research Institute found evidence for hydrothermal or metamorphic activity within the icy dwarf planets Eris and Makemake, located in the Kuiper Belt. Methane detected on […]
Posted inHabitable Zones, Mars, Press Release, Water/Hycean Worlds & Oceanography
A Primordial Atmospheric Origin Of Hydrospheric Deuterium Enrichment On Mars
The deuterium-to-hydrogen (D/H or 2H/1H) ratio of Martian atmospheric water (~6x standard mean ocean water, SMOW) is higher than that of known sources, requiring planetary enrichment.