Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Polar / Alpine Expeditions, ROVs/Submersibles/Diving, Sample Return, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Research: Permafrost And Ground-ice Conditions in the Untersee Oasis, Queen Maud Land, East Antarctica (Paper)

Keith’s note: Astrobiologist Dale Andersen is back in Antarctica at Lake Untersee in October-December 2024 for another field season of research (preview). Dale’s work is coordinated through the SETI Institute. […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Origin & Evolution of Life, ROVs/Submersibles/Diving, Status Report, Water/Hycean Worlds & Oceanography

Ice-covered Lake Enigma In Antarctica Supports Unique Microbial Communities

Northern Foothills of Victoria Land, Antarctica contains numerous hydrological formations, ranging from small surface streams and ponds fed by glacial or snow meltwater to permafrost lakes containing briny pockets.

Posted inArctic / Antarctic / Alpine, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Exploration Gear & Tech, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography

Ice Planet Update: Landing A Droid On The Antarctic Seabed – Formation Of Antarctica’s Ice Sheet

In recent years global warming has left its mark on the Antarctic ice sheets. The “eternal” ice in Antarctica is melting faster than previously assumed, particularly in West Antarctica more […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Habitable Zones, Microbiology & Virology, Status Report

Metagenomics Untangles Potential Adaptations of Antarctic Endolithic Bacteria at the Fringe of Habitability

From 109 endolithic microbiomes, 4,539 metagenome-assembled genomes were generated, 49.3 % of which were novel candidate bacterial species.

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