[astro-ph.IM] The Square Kilometre Array Observatory (SKAO) will usher in an era of unprecedented data complexity and scientific opportunity in radio astronomy, producing petabyte-scale datasets and terabit-per-second streams that challenge […]
astrophysics
Posted inSETI & Technosignatures
Searching For Extraterrestrial Intelligence With The SKA
[astro-ph.IM] The search for technosignatures (also known as the Search for Extraterrestrial Intelligence or SETI) depends critically on our ability to distinguish artificial signals from the rich complexity of natural […]
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 inAstrogeology, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Status Report
Planetary Tomography: Towards Imaging Earth’s Large-scale Structures By Directional Geoneutrino Detection With Ocean Bottom Detector
Editor’s note: when we start to examine other worlds more closely we are going to need tools that allow us to get the best possible understanding of those worlds’ construction […]
Posted inAstrochemistry, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Interstellar, Press Release, Stellar Cartography
An Archival Summary: 15 Years Of ALMA Observations On Disks And Planet Formation
The Atacama Large (sub-)millimeter Array (ALMA) has been in scientific operations for almost 15 years.
Posted inAstrochemistry, Astronomy & Telescopes, Imaging & Spectroscopy, Status Report, Stellar Cartography
Stellar Population Astrophysics (SPA) With The TNG. CNO Abundances In 28 Open Clusters
Aims. Our main aim with this work was to enlarge the pool of open clusters with determined carbon, nitrogen, and oxygen abundances in evolved giants to further advance chemical clocks […]
Posted inAstrochemistry, Habitable Zones, Status Report
The Habitability Trade-off: Chemical Decoupling And Quenching In Massive Galaxies
Massive galaxies experience complex evolutionary processes, including mergers and gas accretion, which can disrupt the chemical equilibrium between their stellar and gaseous components.
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Habitable Zones, Imaging & Spectroscopy, Press Release, Space Weather & Heliophysics
A Theoretical Study of the Structure and Elemental Abundances of HD 20794
HD-20794 is a nearby, bright, metal-poor G-type dwarf hosting a compact planetary system, including a super-Earth near the habitable zone.
Posted inAstrochemistry, Biochemistry & Organic Chemistry, Press Release
Kick-off Of Feasibility Study For A New Generation Of European ALMA Receivers
On 13 April 2026, ESO held the kick-off meeting for the Feasibility Study for a new generation of European ALMA receivers covering the 125–211 GHz band (ESO-654032) at the INAF-OAS […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Interstellar, Press Release, Stellar Cartography
Most Close Pairs of Stars Are Born as Cosmic Twins
A new study of infant stars in the Perseus and Orion star-forming regions suggests that most close pairs of stars are born as twins in the same disk, rather than […]