The surface of Mars is sterilized by ionizing radiation and pervasive oxidants; its shallow subsurface, shielded from ultraviolet light and the most reactive oxidation, may instead preserve habitable conditions.
Sample Return
Posted inCryobiology
Coordinated Proteome-scale Remodeling Underlies Polyextremophilic Survival In Antarctic Cryo-hypersaline Brines
Introduction – Cryo-hypersaline brines combine sub-zero temperatures with near-saturated salinity, creating one of Earth’s most extreme habitats. Antarctic Deep Lake provides a natural model for studying how proteins remain stable […]
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Cryobiology, Habitable Zones, Icy Worlds, Missions & Hardware, Sample Return, Status Report, Titan, Water/Hycean Worlds & Oceanography
Trajectory Design For A Titan-Enceladus Plume Sampling Pseudo-orbiter Mission
The exploration of the Saturnian system, and in particular the plumes and subsurface ocean of Enceladus, has been identified as a key science theme for ESA’s Voyage 2050 program.
Posted inAstronauts and Explorers, Astropharmacy / Biotechnology, Microgravity, People Of Astrobiology, Plant Biology, Sample Return, Space Agriculture, Space Life Science, Space Stations, Status Report
Offworld Biotech: Handling Microbial And Botanical Samples
NASA astronaut and Expedition 74 flight engineer Jessica Meir activates tubes filled with microbial and botanical samples associated with a variety of student-designed experiments inside the International Space Station’s Harmony […]
Posted inAstrogeology, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Mars, Meteorites & Asteroids, Origin & Evolution of Life, Panspermia, Sample Return, Status Report
Mars Organic Geochemistry-Are We Alone, and Where Did We Come From?
This review of martian organic geochemistry aims to contextualize recent findings of organic molecules in martian meteorites and from Mars missions within the broader study of origins of life on […]
Posted inExploration Gear & Tech, Mars, Missions & Hardware, Moon, Press Release, Robotics/Rovers/UAVs, Sample Return
NASA Testing Advanced Capabilities For Moon And Mars Rovers
A prototype rover built with a new design for tackling rugged terrain is helping teams refine capabilities that could one day be used on future lunar and Red Planet missions.
Posted inAstropharmacy / Biotechnology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Commercial & Private Sector, Genomics, Proteomics, Bioinformatics, Habitable Zones, Microbiology & Virology, Planetary Protection & Biosafety, Press Release, Sample Return
From Microbial Dark Matter To Living Library: New Biobank Decodes Survival Secrets Of Extreme Acid Mine Drainage Microbes
Editor’s note: If we aspire to mount expeditions to new worlds and then embrace the task of characterizing and quantifying whatever life forms we find, the ability to map and […]
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Impact events, Meteorites & Asteroids, Press Release, Sample Return
Rare Meteorite Provides Evidence Of A Giant Early Planet
Four-and-a-half billion years ago, a massive world, possibly as big as the moon or even Mars, orbited our sun before crashing into another celestial body and shattering into rubble.
Posted inAnalog Studies, Astronauts and Explorers, Away Teams & Field Reports, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exploration Gear & Tech, Mapping, Geodesy, Cartography, Bathymetry, Sample Return, Status Report
Away Team Training: ESA CAVES 2025 Underground Campsite At Abel Cave
A view of the kitchen area at the Abel Cave campsite, where the ESA CAVES 2025 course crew and support team are staying.
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Cryobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Icy Worlds, Microbiology & Virology, Sample Return, Status Report
Bipolar Investigation Of Near-surface Glacial Ice Reveals An Active Microbial Ecosystem Driven By Photosynthesis And Chemolithoautotrophy
Despite extreme conditions including freezing temperatures, low water activity, and few nutrients, active microorganisms are thought to inhabit glacial ice, yet little is known about their identities and methods of […]