Posted inAstrogeology, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Extinction events, Gaia - Planetary Perspectives, Habitable Zones, Impact events, Meteorites & Asteroids, Microbiology & Virology, Origin & Evolution of Life, Polar / Alpine Expeditions, Status Report, Video, Audio, Webcasts, Podcasts

EAI Seminar: Deep Microbial Colonization During Impact-generated Hydrothermal Circulation Of Impact Structures (Video)

Henrik Drake, Professor, Linnaeus University, SwedenTuesday 10th February 2016, 16:00 CET

Posted inAway Teams & Field Reports, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Press Release, ROVs/Submersibles/Diving, Sample Return, Water/Hycean Worlds & Oceanography

Organic Carbon In A Submarine Pressure Cooker

The mid-ocean ridge runs through the oceans like a suture. Where the Earth’s plates move apart, new oceanic crust is continuously formed. This is often accompanied by magmatism and hydrothermal […]

Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Habitable Zones, Imaging & Spectroscopy, Mars, Origin & Evolution of Life, Press Release

A New Mineral Identified On Mars Providing Insight To Supporting Life

Researchers from the University of Massachusetts Amherst are part of a team that has identified a unique mineral on Mars, described in Nature Communications. Named ferric hydroxysulfate, the mineral provides […]

Posted inAway Teams & Field Reports, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Impact events, Meteorites & Asteroids, Microbiology & Virology, People Of Astrobiology, Polar / Alpine Expeditions, Press Release, Sample Return

Discovery Links Microbial Colonization To An Ancient Meteorite Crater

In a scientific breakthrough with cosmic implications, researchers have, for the first time, precisely dated the emergence of microbial life within a meteorite impact crater—revealing that life not only survives […]

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Europa, Habitable Zones, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography

Parameter Space Exploration of Low-to-moderate-temperature Hydrothermal Systems on Ocean Worlds Using a Monte Carlo Framework

We explore the hydrogeologic and physical conditions necessary to sustain hydrothermal activity within the shallow subseafloors of ocean worlds, exploring wide ranges of multiple parameters using a Monte Carlo framework.

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Impact events, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Polar / Alpine Expeditions, Sample Return, Status Report

Mineralogy, Geochemistry And Morphology Of Arctic Gossans On Axel Heiberg Island, NU, Canada: Spectroscopic Investigation And Implications For Mars

Gossans are formed through the oxidation of sulfide ore deposits by fluids, such as meteoric water or hydrothermal solutions, leading to locally acidic conditions.

Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Habitable Zones, Origin & Evolution of Life, Press Release

Hydrothermal Systems May Have Supplied Essential Phosphorus For Early Life

Understanding where and in what quantities essential elements for life have existed on Earth’s surface helps explain the origin and evolution of life. Phosphorus (P) is one such element, forming […]

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 […]

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