The American Astronomical Society (AAS) has awarded the 2023 Laboratory Astrophysics Prize to Dr. Reggie Hudson of the Cosmic Ice Laboratory at NASA’s Goddard Flight Center in Greenbelt, Maryland.
Astrogeology
Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Exoplanets, -moons, -comets, Status Report
Redox Evolution Of The Crystallizing Terrestrial Magma Ocean And Its Influence On Atmosphere Outgassing
Magma oceans are episodes of large-scale melting of the mantle of terrestrial planets.
Posted inArctic / Antarctic / Alpine, Astrochemistry, Astrogeology, Away Teams & Field Reports, Meteorites & Asteroids, Press Release
Away Team Finds A 17-pound Meteorite In Antarctica
Antarctica is a tough place to work, for obvious reasons— it’s bitterly cold, remote, and wild. However, it’s one of the best places in the world to hunt for meteorites.
Posted inAstrochemistry, Astrogeology, Exoplanets, -moons, -comets, Status Report
Takeout And Delivery: Erasing The Dusty Signature Of Late-stage Terrestrial Planet Formation
The formation of planets like Earth is expected to conclude with a series of late-stage giant impacts that generate warm dusty debris, the most anticipated visible signpost of terrestrial planet […]
Posted inAstrochemistry, Astrogeology, Status Report
Carbon Depletion In The Early Solar System
Earth and other rocky objects in the inner Solar System are depleted in carbon compared to objects in the outer Solar System, the Sun, or the ISM.
Posted inAstrochemistry, Astrogeology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
How The Origin Of Stars In The Galaxy Impacts The Composition Of Planetary Building Blocks
Context. Our Galaxy is composed of different stellar populations with varying chemical abundances, which are thought to imprint the composition of planet building blocks (PBBs).
Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Ganymede, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Status Report
Probing Ganymede’s Atmosphere With HST Lyα Images In Transit Of Jupiter
We report results from far-ultraviolet observations by the Hubble Space Telescope of Jupiter’s largest moon Ganymede transiting across the planet’s dayside hemisphere.
Posted inAstrogeology, Exoplanets, -moons, -comets, Habitable Zones, Icy Worlds, Press Release, Water/Hycean Worlds & Oceanography
How Do Rocky Planets Really Form?
A new theory for how rocky planets form could explain the origin of so-called “super-Earths”—a class of exoplanets a few times more massive than the Earth that are the most […]
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Mars, Meteorites & Asteroids, Press Release
Martian Meteorite Tissint Contains A Large Diversity Of Organic Compounds
The Martian meteorite Tissint contains a huge diversity of organic compounds, found an international team of researchers led by Technical University of Munich and Helmholtz Munich’s Philippe Schmitt-Kopplin and including […]
Posted inAstrogeology, Biosignatures & Paleobiology, Mars, Missions & Hardware, Planetary Protection & Biosafety, Press Release, Robotics/Rovers/UAVs
Science Priorities For The Extraction Of The Solid MSR Samples From Their Sample Tubes
Preservation of the chemical and structural integrity of samples that will be brought back from Mars is paramount to achieving the scientific objectives of MSR.