Panspermia
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Planetary Protection Metagenomics in Spaceflight Workshop

by Keith Cowing

The Planetary Protection Metagenomics in Spaceflight Workshop is scheduled for November 19-22, 2024, at NASA Ames in Mountain View, California.

Posted inCryobiology, Extinction events, Gaia - Planetary Perspectives, Genomics, Proteomics, Bioinformatics, Habitable Zones, Life Support Systems, Panspermia, Planetary Protection & Biosafety, Sample Return, Societal Issues, Status Report, Terraforming & Geoengineering

Safeguarding Earth’s Biodiversity By Creating A Lunar Biorepository

by Keith Cowing

Earth’s biodiversity is increasingly threatened and at risk. We propose a passive lunar biorepository for long-term storage of prioritized taxa of live cryopreserved samples to safeguard Earth’s biodiversity and to […]

Posted inCryobiology, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Habitable Zones, Icy Worlds, Microbiology & Virology, Microgravity, Panspermia, Planetary Protection & Biosafety, Radiation, Status Report

Antioxidant Defense in the Toughest Animals on the Earth: Its Contribution to the Extreme Resistance of Tardigrades

by Keith Cowing

Tardigrades are unique among animals in their resistance to dehydration, mainly due to anhydrobiosis and tun formation. They are also very resistant to high-energy radiation, low and high temperatures, low […]

Posted inGenomics, Proteomics, Bioinformatics, Habitable Zones, Microbiology & Virology, Nanotechnology & SynBio, Panspermia, Planetary Protection & Biosafety, Radiation, Status Report

Insights Into The Synthesis, Engineering, And Functions Of Microbial Pigments In Deinococcus Bacteria

by Keith Cowing

The ability of Deinococcus bacteria to survive in harsh environments, such as high radiation, extreme temperature, and dryness, is mainly attributed to the generation of unique pigments, especially carotenoids.

Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Meteorites & Asteroids, Missions & Hardware, Origin & Evolution of Life, Panspermia, Sample Return, Status Report

Variations Of Organic Functional Chemistry In Carbonaceous Matter From The Asteroid 162173 Ryugu

by Keith Cowing

Primordial carbon delivered to the early earth by asteroids and meteorites provided a diverse source of extraterrestrial organics from pre-existing simple organic compounds, complex solar-irradiated macromolecules, and macromolecules from extended […]

Posted inAI - Data - Apps - Cybernetics, Biosignatures & Paleobiology, Genomics, Proteomics, Bioinformatics, Imaging & Spectroscopy, Intelligence & Language, Interstellar, Nanotechnology & SynBio, Panspermia, Press Release, Science Fiction, SETI & Technosignatures

The Human Genome Has Been Stored On An Everlasting Memory Crystal

by Keith Cowing

University of Southampton scientists have stored the full human genome on a 5D memory crystal – a revolutionary data storage format that can survive for billions of years. The team […]

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biophysics, Biosignatures & Paleobiology, Gaia - Planetary Perspectives, Microbiology & Virology, Origin & Evolution of Life, Panspermia, Planetary Protection & Biosafety, Press Release

Microorganisms Can Travel Vast Distances In Earth’s Troposphere

by Keith Cowing

Analysis of air samples taken at altitudes of up to 3,000 metres above Japan has revealed the presence of a vast range of viable bacteria and fungi transported by air […]

Posted inBiosignatures & Paleobiology, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Genomics, Proteomics, Bioinformatics, Mars, Microbiology & Virology, Missions & Hardware, Panspermia, Planetary Protection & Biosafety, Sample Return, Status Report

Planetary Protection: Extremophilic Bacteria Isolated from the NASA Phoenix Mission Spacecraft Assembly Cleanrooms

by Keith Cowing

Human-designed oligotrophic environments, such as cleanrooms, harbor unique microbial communities shaped by selective pressures like temperature, humidity, nutrient availability, cleaning reagents, and radiation. During the Phoenix spacecraft mission, genomes of […]

Posted inAstrochemistry, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Comets and Asteroids, Impact events, Meteorites & Asteroids, Panspermia, Status Report

High-pressure Torsion Processing Of Serine And Glutamic Acid: Understanding Mechanochemical Behavior Of Amino Acids Under Astronomical Impacts

by Keith Cowing

Astronomical impacts by small solar system bodies (meteoroids, asteroids, comets, and transitional objects) are considered a mechanism for delivering amino acids and their polymerization to proteins in early Earth conditions.

Posted inAstrochemistry, Astrogeology, Impact events, Mapping, Geodesy, Cartography, Bathymetry, Mars, Meteorites & Asteroids, Panspermia, Planetary Protection & Biosafety, Press Release, Sample Return

Researchers Have Identified The Craters Where The Majority Of Martian Meteorites Most Likely Originate

by Keith Cowing

An international research team has identified the specific origins of most of the Martian meteorites that are now on Earth. They’ve traced the meteorites to five craters where they were […]

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