Posted inAnalog Studies, Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Europa, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography

Evolution Of Granular Salty Ice Analogs For Europa: Sublimation And Irradiation

We study the evolution of the Vis-NIR reflectance spectrum of salty granular ice analog samples in a simulation chamber under conditions relevant to the surface of Europa.

Posted inApps - Games, Arctic / Antarctic / Alpine, Astrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Cryobiology, Extremeophiles and Extreme Environments, Gaia - Planetary Perspectives, Habitable Zones, Icy Worlds, Press Release, Reports, Roadmaps, & Plans, Terraforming & Geoengineering, Water/Hycean Worlds & Oceanography

Ice Planet Update: State of the Cryosphere Report 2024 – Lost Ice, Global Damage

In the State of the Cryosphere 2024 – Lost Ice, Global Damage report, over 50 leading cryosphere scientists warn of vastly higher impacts and costs to the global economy given […]

Posted inAnalog Studies, Astrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Comets and Asteroids, Imaging & Spectroscopy, Impact events, Interstellar, Mapping, Geodesy, Cartography, Bathymetry, Meteorites & Asteroids, Moon, Status Report

Polycyclic Aromatics In The Chang’E 5 Lunar Soils

Polycyclic aromatics are ubiquitous in the interstellar medium and meteorites, yet the search for lunar polycyclic aromatics remains a significant challenge.

Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Habitable Zones, Icy Worlds, Impact events, Mars, Meteorites & Asteroids, Status Report

Hydrothermal Activity Generated By Impact Melt Emplacement On The Rim Of Ritchey Crater, Mars

Impact-induced hydrothermal systems have the potential to sustain long-lived aqueous environments throughout the history of Mars, yet their nature and distribution are not well-understood.

Posted inAnalog Studies, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Desert Worlds, Extremeophiles and Extreme Environments, Habitable Zones, Mars, Microbiology & Virology, Sample Return, Status Report

Resilience of Metabolically Active Biofilms of a Desert Cyanobacterium Capable of Far-Red Photosynthesis Under Mars-like Conditions

The response of the desert cyanobacterium Chroococcidiopsis sp. CCMEE 010 was tested in Mars simulations to investigate the possibility of photosynthesis in near-surface protected niches.

Posted inAnalog Studies, Biophysics, Biosignatures & Paleobiology, Extremeophiles and Extreme Environments, Microbiology & Virology, Origin & Evolution of Life, Status Report

Viral Activity In Lake Analogs Of Anoxic Early Earth Oceans

Background Meromictic lakes, with their stratified water columns, are modern analogs for ancient euxinic (anoxic and sulfidic) oceans, where anaerobic sulfur-oxidizing purple and green sulfur bacteria (PSB and GSB) dominated […]

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Mars, Status Report

Humidity Enhancement in Dry Permafrost: The Effects of Temperature Cycles on Habitability

The search for life in the solar system often focuses on water and on environments where habitable conditions exist, persistently or occasionally.

Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Biogeochemical Cycles & Geobiology, Cryobiology, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Press Release, Robotics/Rovers/UAVs, Titan

The Mystery Of Titan’s Missing Deltas

For scientists who want to learn about the geological history of a planet, river deltas are a great place to start. Deltas gather sediment from a large area into one […]

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