Ionizing radiation is known to have a destructive effect on biology by causing damage to the DNA, cells, and production of Reactive Oxygen Species (ROS), among other things.
Enceladus
Posted inAriel, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Ceres, Enceladus, Europa, Habitable Zones, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography
Assessing Ocean World Habitability With HWO
The instrument payload of the future Habitable Worlds Observatory (HWO) will span a wide range of wavelengths, including the ultraviolet (UV) region that cannot be easily accessed from the ground […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Enceladus, Europa, Ganymede, Icy Worlds, Press Release, Titania, Water/Hycean Worlds & Oceanography
A Thermodynamic Perspective On Potential Life In Icy Ocean Worlds
Dr. Seda Işık, who completed her doctorate at Istanbul Technical University (ITU) Eurasia Institute of Earth Sciences in the Earth System Science Program, achieved significant results in interpreting chemical evidence […]
Posted inAnalog Studies, Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Enceladus, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography
Phosphates Reveal High pH Ocean Water On Enceladus
Enceladus offers our best opportunity for exploring the chemistry of an ocean on another world.
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Cryobiology, Enceladus, Exoplanets, -moons, -comets, Habitable Zones, Icy Worlds, Microbiology & Virology, Status Report, Water/Hycean Worlds & Oceanography
Chemoautotrophy In Subzero Environments And The Potential For Cold-adapted Rubisco
The act of fixing inorganic carbon into the biosphere is largely facilitated by one enzyme, Rubisco. Beyond well-studied plants and cyanobacteria, many bacteria use Rubisco for chemolithoautotrophy in extreme environments […]
Posted inAI - Data - Apps - Cybernetics, Astrogeology, Astronomy & Telescopes, Biosignatures & Paleobiology, Enceladus, Europa, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Origin & Evolution of Life, Status Report, Water/Hycean Worlds & Oceanography
Interpretable Machine Learning Biosignature Detection From Ocean Worlds Analogue CO2 Isotopologue Data
Future missions to icy ocean worlds (OW) such as Europa and Enceladus will evaluate the habitability and potential for biosignatures on these worlds.
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Enceladus, Europa, Habitable Zones, Icy Worlds, NASA Astrobiology Program, Reports, Roadmaps, & Plans, ROVs/Submersibles/Diving, Status Report, Water/Hycean Worlds & Oceanography
The NOW NASA Decadal Astrobiology Research and Exploration Strategy NASA-DARES White Paper
Ocean Worlds Exploration and the Search For LifeAuthors: NOW Co-Leads & Steering Committee
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Callisto, Cryobiology, Enceladus, Europa, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Jupiter, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Nomenclature, Systematics, Natural History, Robotics/Rovers/UAVs, Water/Hycean Worlds & Oceanography
Ice Planet Exploration: A Dataset Of Antarctic Ecosystems In Ice-free Lands
Astrobiology.com Editor’s note: Recently the Fram2 mission took four astronaut explorers on an orbital path that covered both of our planet’s polar regions. This was the fist human mission to […]
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Enceladus, Icy Worlds, Imaging & Spectroscopy, Saturn, Status Report
Temporal Evolution Of Water Abundance In Saturn’s Hot Vortex Of 2011-2013
Water vapour is delivered to Saturn’s stratosphere by Enceladus’ plumes and subsequent diffusion in the planet system. It is expected to condense into a haze in the middle stratosphere.
Posted inBiochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Enceladus, Europa, Habitable Zones, Icy Worlds, Nanotechnology & SynBio, Status Report, Water/Hycean Worlds & Oceanography
Plume Particle Ejecta Can Trace Habitat-forming Gradients in Ocean Worlds: Insights from Planet Earth Geochemistry
Upcoming explorations for habitability in the ocean worlds of the solar system can greatly benefit from searching beyond parameters such as water, organics, nitrogen, phosphate, and silicate and being able […]