comet Bernardinelli-Bernstein Archives

(A)–(B). Continuum flux maps for CO on 2024 March 8 and 17, with traces and labels as in Figure 1). Contour intervals in each map are in 5σ increments of the rms noise, with the lowest contour being 5σ. -- astro-ph.EP

Astrochemistry, Astrogeology, Astronomy & Telescopes, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Comets and Asteroids, Icy Worlds, Imaging & Spectroscopy, Status Report

First Detection of Molecular Activity in the Largest Known Oort Cloud Comet: ALMA Imaging of C/2014 UN271 (Bernardinelli-Bernstein) At 16.6 au From The Sun

by Keith CowingMay 9, 2025May 9, 2025

We report observations of comet C/2014 UN271 (Bernardinelli-Bernstein) carried out on UT 2024 March 8 and 17 at a heliocentric distance (rH) of 16.6 au using the Atacama Large Millimeter/Submillimeter […]

comet Bernardinelli-Bernstein

First Detection of Molecular Activity in the Largest Known Oort Cloud Comet: ALMA Imaging of C/2014 UN271 (Bernardinelli-Bernstein) At 16.6 au From The Sun

Rethinking The Origin Of Life At Seafloor Hydrothermal Vents

Proto-Biosignatures and Planetary Geochemical Metabolism: A Thermodynamic Screening Model of Prebiotic Geochemical Organization

Cultivation Of Halophilic Archaea In Shallow Subsurface Martian Conditions Has Implications For Extant Life On Mars

Roman Space Telescope Leaves Earth

Atmospheric Retrieval of Combined JWST, HST, and Ground-Based Observations Reveals a Featureless Transmission Spectrum for GJ 1132 b