We present high angular resolution observations of the third known interstellar interloper, 3I/ATLAS, from the Hubble Space Telescope.
Comets and Asteroids
Posted inAstrochemistry, Astrogeology, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Imaging & Spectroscopy, Missions & Hardware, Press Release, Sample Return
Astrogeology: Asteroids Bennu And Ryugu Are Part Of The Polana Family
A Southwest Research Institute (SwRI) review of data collected from near-Earth asteroids Bennu and Ryugu supports the hypothesis that they were originally part of the Polana collisional family in the […]
Posted inArctic / Antarctic / Alpine, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Comets and Asteroids, Conferences and Meetings, Missions & Hardware, Planetary Protection & Biosafety, Sample Return, Status Report
Extraterrestrial Materials Analysis Group (ExMAG) Meeting (Request for Input and Updated Agenda)
The Extraterrestrial Materials Analysis Group (ExMAG) meeting is scheduled for September 15–19, 2025, at the Lunar and Planetary Institute (LPI) in Houston, Texas.
Posted inAstrochemistry, Astrogeology, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Press Release
A D/H Ratio Consistent With Earth’s Water In Halley-type Comet 12P From ALMA HDO Mapping
The D/H ratio in particular, helps reveal the relationship between (and heritage of) different H2O reservoirs within the Solar System. Here we present interferometric maps of water (H2O) and semiheavy […]
Posted inAstrochemistry, Astrogeology, Biosignatures & Paleobiology, Comets and Asteroids, Meteorites & Asteroids, Press Release
University of Georgia Analyzes And Names A New Meteorite
A mysterious extraterrestrial visitor now has a permanent home and identity, thanks to University of Georgia researchers.
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Comets and Asteroids, Habitable Zones, Imaging & Spectroscopy, Interstellar, Press Release
Nascent Chemical Complexity In Prestellar Core IRAS 16293E: Complex Organics And Deuterated Methanol
Prestellar cores represent early sites of low-mass (M ≤ few M⊙) star and planet formation and provide insight into initial chemical conditions of complex organic molecules (COMs).
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, Press Release
Water Detection in the Interstellar Object 3I/ATLAS
We report the first detection of water activity in the third confirmed interstellar object, 3I/ATLAS, based on ultraviolet imaging with the Neil Gehrels-Swift Observatory.
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Biogeochemical Cycles & Geobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, Status Report
Hubble Space Telescope Observations of the Interstellar Interloper 3I/ATLAS
We present high angular resolution observations of the third known interstellar interloper, 3I/ATLAS, from the Hubble Space Telescope.
Posted inAstronomy & Telescopes, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, Press Release
Hubble Makes Size Estimate Of Interstellar Comet 3I/ATLAS
A team of astronomers has taken the sharpest-ever picture of the unexpected interstellar comet 3I/ATLAS, using the crisp vision of the NASA/ESA Hubble Space Telescope.
Posted inAstrogeology, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Comets and Asteroids, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Impact events, Status Report
Exploring Impact Vapor Plume Reactions from Asteroidal Impacts: Monte Carlo Simulations and Implications for Biomolecules Synthesis
During a hypervelocity impact, both the impactor and target materials evaporate, generating an impact vapor plume with temperatures reaching several thousand K.