The Extraterrestrial Materials Analysis Group (ExMAG) is seeking applications for open positions starting in 2024! Deadline for applications is December 8, 2023.
astrogeology
Posted inAstrochemistry, Astrogeology, Extremeophiles and Extreme Environments, Fossils & Paleontology, Meteorites & Asteroids, Microbiology & Virology, Panspermia, Radiation, Space Weather & Heliophysics, Status Report
Protective Effects of Halite to Vacuum and Vacuum-Ultraviolet Radiation: A Potential Scenario During a Young Sun Superflare
Halite (NaCl mineral) has exhibited the potential to preserve microorganisms for millions of years on Earth. This mineral was also identified on Mars and in meteorites.
Posted inAI - Data - Apps - Cybernetics, Mars, Missions & Hardware, Press Release, Robotics/Rovers/UAVs
Perseverance Rover’s Autonomous Systems Enhance Astrobiology And Astrogeology On Mars
In about a third of the time it would have taken other NASA Mars rovers, Perseverance recently navigated its way through a field of boulders more than 1,700 feet wide […]
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Missions & Hardware, Press Release
Exploring The Origin Of Nucleosynthetic Isotope Variations In Ryugu Samples
The Hayabusa2 space mission by the Japan Aerospace Exploration Agency (JAXA) returned home with samples of the asteroid Ryugu that orbits the Sun between Earth and Mars.
Posted inAstrogeology, Ganymede, Icy Worlds, Press Release, Titan
Studies Of Geologic Faulting On Icy Moons Aid Exploration Of Extraterrestrial Watery Worlds
On the surface of many of the icy moons in our solar system, scientists have documented strike-slip faults, those that occur when fault walls move past one another sideways, as […]
Posted inAstrogeology, Exoplanets, -moons, -comets, Press Release
Scorching, Seven-Planet System Revealed by New Kepler Exoplanet List
A system of seven sweltering planets has been revealed by continued study of data from NASA’s retired Kepler space telescope: Each one is bathed in more radiant heat from their […]
Posted inAstrochemistry, Astrogeology, Comets and Asteroids, Meteorites & Asteroids, Missions & Hardware, Press Release
National Museum of Natural History Unveils Display of Asteroid Bennu Sample
The first public display of a sample from asteroid Bennu is seen, Friday, Nov. 3, 2023, at the Smithsonian’s National Museum of Natural History in Washington.
Posted inAstrochemistry, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Exoplanets, -moons, -comets, Habitable Zones, Icy Worlds, Status Report, Water/Hycean Worlds & Oceanography
Constraining The Formation History Of The HAT-P-11 System By Atmospheric Abundances
The chemical fingerprint of a planet reveals information about its formation history regarding when and where it formed. The water content of a planet can help to constrain its formation […]
Posted inAstrochemistry, Astrogeology, Biosignatures & Paleobiology, Comets and Asteroids, Meteorites & Asteroids, Status Report
Age And Genetic Relationships Among CB, CH and CR Chondrites
The carbonaceous Bencubbin-like (CB), high-metal (CH), and Renazzo-like (CR) chondrites are metal-rich chondrites that have been suggested to be genetically linked and are sometimes grouped together as the CR chondrite […]
Posted inMercury, Press Release
The Origin Of Mercury’s Structure and Chemical Composition and Their Astrobiological Implications
Mercury can be categorized as either an endmember or an outlier planet due to its unusually large iron core, constituting approximately 70% of its total mass. The origin of this […]