Posted inExtremeophiles and Extreme Environments, Habitable Zones, Lava / magma ocean / Volcanic Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Origin & Evolution of Life, ROVs/Submersibles/Diving, Status Report, Water/Hycean Worlds & Oceanography

High Functional Vulnerability Across Earth’s Deep-sea Hydrothermal Vent Communities

At the nearly pristine hydrothermal vents of the deep sea, highly endemic animals depend upon bacteria nourished by hydrothermal fluids that emerge as outflows from the seafloor. These animals are […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Polar / Alpine Expeditions, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 5 November 2024: Evening In Antarctica (Update)

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. We’ll be posting […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Polar / Alpine Expeditions, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 3 November 2024: Preparing For Science Diving

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. We’ll be posting […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Europa, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Lava / magma ocean / Volcanic Worlds, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, ROVs/Submersibles/Diving, Status Report, Water/Hycean Worlds & Oceanography

Assessing the Detectability of Europa’s Seafloor Topography from Europa Clipper’s Gravity Data

Due to its size and tidal heating, Europa may potentially possess active volcanism and hydrothermal circulation at its seafloor.

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Polar / Alpine Expeditions, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 1 November 2024: Drilling Dive Holes Through The Ice

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. We’ll be posting […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Polar / Alpine Expeditions, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 29 October 2024: Base Camp Structures

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. We’ll be posting […]

Posted inAtmospheres, Climate, Weather, Exploration Gear & Tech, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Mars, Missions & Hardware, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Sample Return, Status Report

Profiling Near-Surface Winds On Mars Using Attitude Data From Mars 2020 Ingenuity

We used attitude data from the Mars Ingenuity helicopter with a simple steady-state model to estimate windspeeds and directions at altitudes of 3 meters up to 24 meters, the first […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Polar / Alpine Expeditions, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Status Report, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 25 October 2024: Setting Up Base Camp

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. We’ll be posting […]

Posted inBiochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Habitable Zones, Microbiology & Virology, Origin & Evolution of Life, Press Release, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography

A Metabolic Secret Of Ethane-consuming Archaea Unraveled

Seeps on the deep seafloor naturally emit alkanes, which are pollutants that are potentially dangerous to life and act on global warming. Fortunately, the sediments around the seeps host microbes […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Nomenclature, Systematics, Natural History, Press Release, Robotics/Rovers/UAVs, ROVs/Submersibles/Diving, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dale Andersen’s Astrobiology Antarctic Status Report: 23/24 October 2024: Traverse Update

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. We’ll be posting […]

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