[Ohio State] Although they are some of the most widespread substances on Earth, not much is known about eumelanin, or natural organic matter (NOM) — a dark-colored substance formed by […]
NSF
Posted inAstrobiology (general), Astrochemistry, Astrogeology, Astronomy & Telescopes, Policy, Reports, Roadmaps, & Plans
Input Sought: Review of Progress Toward the Decadal Survey Pathways to Discovery in Astronomy and Astrophysics for the 2020s
The National Academies’ decadal survey, Pathways to Discovery in Astronomy and Astrophysics for the 2020s (Astro2020), identifies the most compelling science challenges and frontiers in astronomy and astrophysics and presents […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Away Teams & Field Reports, Biogeochemical Cycles & Geobiology, Icy Worlds, Polar / Alpine Expeditions, Press Release, Sample Return
Ice Planet Research: Six-million-year-old Antarctic Ice Offers Glimpse Into Warmer Era Of Earth’s Past
A team of scientists from several U.S. institutions, including the University of Minnesota, discovered six million year old ice in Antarctica — the oldest dated ice on the planet.
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astrogeology, Away Teams & Field Reports, Biosignatures & Paleobiology, Meteorites & Asteroids, Sample Return, Status Report
Antarctic Search for Meteorites Program (ANSMET) 2025-26 Field Season Cancellation
Antarctic Meteorite Newsletter – Volume 48 No. 2 November 2025
Posted inArctic / Antarctic / Alpine, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Cryobiology, Icy Worlds, Press Release
Six-million-year-old Ice Discovered In Antarctica Offers Unprecedented Window Into A Warmer Earth
A team of U.S. scientists has discovered the oldest directly dated ice and air on the planet in the Allan Hills region of East Antarctica.
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biophysics, Biosignatures & Paleobiology, Imaging & Spectroscopy, Interstellar, Press Release
Astrochemistry: The Largest Molecular Survey To-date: GOTHAM Legacy Data Goes Public
A groundbreaking new dataset from the U.S. National Science Foundation Green Bank Telescope (NSF GBT) is now publicly available, opening the door for scientists worldwide to make discoveries in one […]
Posted inAstrogeology, Biogeochemical Cycles & Geobiology, Mapping, Geodesy, Cartography, Bathymetry, Nomenclature, Systematics, Natural History, Press Release, Water/Hycean Worlds & Oceanography
Mapping Earth During The Ediacaran Period
Earth’s Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for scientists.
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Cryobiology, Exploration Gear & Tech, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Polar / Alpine Expeditions, Press Release
Limiting Ice World Exploration: U.S. Will Retire Its Only Icebreaker Thus Stranding Polar Research
Editor’s note: space agencies around the world have long used polar locations as analogs wherein the sudy of geology and biology informs our understanding of the extremes to which Earth […]
Posted inAstrochemistry, Astrogeology, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Interstellar, Status Report
NSF-DOE Vera C. Rubin Observatory Observations of Interstellar Comet 3I/ATLAS (C/2025 N1)
We report on the observation and measurement of astrometry, photometry, morphology, and activity of the interstellar object 3I/ATLAS, also designated C/2025 N1 (ATLAS), with the NSF-DOE Vera C. Rubin Observatory.
Posted inAstronomy & Telescopes, Imaging & Spectroscopy, Press Release
First Imagery From The NSF-DOE Vera C. Rubin Observatory
From distant stars and galaxies to asteroids whizzing through the solar system, this next-generation facility unveils its first imagery and brings the night sky to life like never before.