New Publication at the Open Journal of Astrophysics: "JCMT Constraints on the Early-Time HCN and CO Emission and HCN Temporal Evolution of 3I/ATLAS" by Jason T. Hinkle (U. Illinois, USA) and 6 others based in the USA and Chile. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "X-SORTER (X-ray Survey Of meRging clusTErs in Redmapper): X-ray and Spectroscopic Characterization of 12 Optically Selected Galaxy Cluster Merger Candidates" by Christopher Hopp and 5 others, all based in the USA. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Dancing Streams In Merging Halos: Stellar Streams in a MW–LMC-like merger" by Sachi Weerasooriya (Carnegie Obs), Tjitske Starkenburg (Northwestern U), Emily Cunningham (Columbia U) & Kathryn Johnston (Flatiron Inst). doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Photon (Non)Conservation in the Reduced Speed of Light Approximation and How to (Almost) Fix It" by Nickolay Y. Gnedin (U. Chicago, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Validating Digital Twins of the Local Universe with the Thermal Sunyaev-Zel’dovich Signal" by Richard Stiskalek (U. Oxford, UK) and Harry Desmond (U. Portsmouth, UK) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Resolving the (Debate About) Nozzle Shocks in Tidal Disruption Events" by Zachary L. Andalman & Eliot Quataert (Princeton U., USA), Eric R. Coughlin (Syracuse U. USA) and C. J. Nixon (U. Leeds, UK) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Transient X-ray Sources as Extremely Eccentric Mass-Transfer Binaries with Compact Companions" by Jonathan I Katz and Michael A Nowak (Washington University, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "The impact of the formation channel on gravitational-wave-galaxy cross-correlations" by Kabir Chakravarti (Chennai Mathematical Institute, India) and Federico R Urban (CEICO-FZU, Czech Republic) doi.org/10.33232/001...

The number of papers being submitted to the Open Journal of Astrophysics continues to rise so we're constantly looking for new people to join our Editorial Board. For details please see the following blog post: astro.theoj.org/post/3748-ca...

New Publication at the Open Journal of Astrophysics: "How precisely can we measure the ages of subgiant and giant stars?" by Cheyanne Shariat, Kareem El-Badry and Soumyadeep Bhattacharjee (California Institute of Technology, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Control variates from Eulerian and Lagrangian perturbation theory: Application to the bispectrum" by Nickolas Kokron and Shi-Fan Chen (Institute for Advanced Study, Princeton, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Catalog-based detection of unrecognized blends in deep optical ground based imaging" by Shuang Liang (Stanford, USA), Prakruth Adari, Anja von der Linden (Stony Brook, USA) and the LSST Dark Energy Science Collaboration doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Little Red Dot - Host Galaxy = Black Hole Star: A Gas-Enshrouded Heart at the Center of Every Little Red Dot" by Wendy Q. Sun (MIT, USA) and 32 others from around the world. doi.org/10.33232/001...

We are delighted to announce that Professor Elena Pierpaoli of the University of Southern California has joined our Editorial Board. dornsife.usc.edu/profile/elen...

New Publication at the Open Journal of Astrophysics: "Pulsar timing solutions for 17 pulsars at 150 MHz from the Irish LOFAR station" by David J. McKenna (ASTRON, NL), Evan F. Keane (Trinity College Dublin, IE), Peter T. Gallagher (DIAS, IE) and Joe McCauley (Trinity) doi.org/10.33232/001...

New Publlication at the Open Journal of Astrophysics: "Uncovering the Next Galactic Supernova with the Vera C. Rubin Observatory" by John Banovetz (Lawrence Berkeley Lab., USA) and 5 others based at Brookhaven National Lab and Duke University, USA. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "A Census of Variable Radio Sources at 3 GHz" by Yjan A. Gordon, Peter S. Ferguson, Michael N. Martinez & Eric J. Hooper (U. Wisconsin, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Probing Dark Energy Microphysics with kSZ Tomography" by Julius Adolff, Selim Hotinli and Neal Dalal (Perimeter Institute, Canada) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Joint cosmological fits to DESI-DR1 full-shape clustering and weak gravitational lensing in configuration space " by A. Semenaite (Swinburne Institute of Technology, Australia) and 72 others from all round the world. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Edges In Coadded Images" by Erin Sheldon (Brookhaven National Laboratory, USA) doi.org/10.33232/001...

New Blog Post astro.theoj.org/post/3944-us...

New Publication at the Open Journal of Astrophysics: "Possible evidence for a pair-instability supernova nature of ultra-early JWST sources" by Andrea Ferrara & Stefano Carniani (Scuola Normale Superiore, Pisa), Takahiro Morishita (Caltech) and Massimo Stiavelli (STScI) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Evolving and interacting dark energy: photometric and spectroscopic synergy with DES Y3 and DESI DR2" by Maria Tsedrik and Benjamin Bose (University of Edinburgh, UK) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Cosmological peculiar velocities in general relativity" by Chris Clarkson (QMUL, UK) and Roy Maartens (U. Western Cape, South Africa) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "The Abundance of Thin Dwarf Galaxies: a Challenge for Cosmological Simulations" by J. Benavides, L. Sales (UC Riverside), J. Navarro (U. Victoria), S.D.M White (MPA Garching), C.S. Frenk, K. Oman & S. Cole (U. Durham) doi.org/10.33232/001...

New Blog Post astro.theoj.org/post/3934-op...

New Publication at the Open Journal of Astrophysics: "Triaxial magnetars as sources of fast radio bursts" by Jonathan I Katz (Washington University, USA) doi.org/10.33232/001...

Arfon played a huge part in starting @ojastro.bsky.social, which is in some sense a sister journal to @joss-openjournals.bsky.social. The role of Editor-in-Chief of JOSS is an important one for enthusiasts of Diamond Open Access. Do consider applying!

New Publication at the Open Journal of Astrophysics: "DiffstarPop: A generative physical model of galaxy star formation history" by Alex Alarcon (Institute of Space Sciences, Barcelona, Spain) and five others based in the USA. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Egent: An Autonomous Agent for Equivalent Width Measurement" by Yuan-Sen Ting & Serat Mahmud Saad (Ohio State U., USA), Fan Liu (National Astronomical Observatories, China) and Yuting Shen (Georgia Tech., USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Detection of supernova magnitude fluctuations induced by large-scale structure" by Andrew Nguyen (Swinburne Institute of Technology, Australia) and 58 others based all around the world. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Formation of Close Binaries through Massive Black Hole Perturbations and Chaotic Tides" by Howard Hao-Tse Huang & Wenbin Lu (U. California Berkeley, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Comparing cosmic shear nulling methods for Stage-IV surveys" by Naomi Clare Robertson & Alex Hall (U. Edinburgh, UK) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "The stellar and dark matter distributions in early-type galaxies measured by stacked weak gravitational lensing" by Momoka Fujikawa & Masamune Oguri (Chiba University, Japan) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Cosmic Rays on Galaxy Scales: Progress and Pitfalls for CR-MHD Dynamical Models" by Philip F. Hopkins (Caltech, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Baryonification III: An accurate analytical model for the dispersion measure probability density function of fast radio bursts" by MohammadReza Torkamani (Universität Bonn, Germany) and 8 others doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Time-Dilation Methods for Extreme Multiscale Timestepping Problems" by Philip F. Hopkins and Elias R. Most (Caltech, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Galaxy mergers and disk angular momentum evolution: stellar halos as a critical test" by Eric F. Bell (U. Michigan, Ann Arbor, USA), Richard D'Souza (Vatican Observatory), Monica Valluri & Katya Gozman (U. Michigan) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Masers and Broad-Line Mapping Favor Magnetically-Dominated AGN Accretion Disks" by Philip F. Hopkins (Caltech, USA) Dalya Baron (Stanford U., USA) & Joanna M. Piotrowska (Caltech) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "DESI-DR1 3 × 2-pt analysis: consistent cosmology across weak lensing surveys" by Anna Porredon (CIEMAT, Madrid, Spain) and 72 others (DESI Colllaboration) doi.org/10.33232/001...

It seems we have passed 7,500 citations on NASA/ADS ui.adsabs.harvard.edu/search/p_=0&...

New Publication at the Open Journal of Astrophysics: "Galaxy evolution in the post-merger regime. IV - The long-term effect of mergers on galactic stellar mass growth and distribution" by Sara L. Ellison (U. Victoria, Canada) and Leonardo Ferreira (U. Rio Grande, Brazil) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "The Diagnostic Temperature Discrepancy as Evidence for Non-Maxwellian Coronal Electrons" by Victor Edmonds (Final Stop Consulting, USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "IRMaGiC: Extending Luminous Red Galaxy Selection into the Infrared with Joint Rubin Observatory’s Large Survey of Space Time and Roman’s High Latitude Imaging Survey" by Z. Guo + 2 for LSST Dark Energy Science Collab. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Sifting for a Stream: The Morphology of the 300S Stellar Stream" by Benjamin Cohen (U. Chicago, USA) and 20 others distributed around the world. doi.org/10.33232/001...

Thanks to the efforts of a member of our Editorial Board, we now have a Wikipedia page. en.wikipedia.org/wiki/Open_Jo...

New Publication at the Open Journal of Astrophysics: "Bayesian Cosmic Void Finding with Graph Flows" by Leander Thiele (U. Tokyo, Japan) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Disentangling the galactic and intergalactic components in 313 observed Lyman-alpha line profiles between redshift 0 and 5" by Siddhartha Gurung-López (Universitat de València, Spain) and 6 others in Spain & Germany. doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Using Symbolic Regression to Emulate the Radial Fourier Transform of the Sérsic Profile for Fast, Accurate and Differentiable Galaxy Profile Fitting" by Tim Miller (Northwestern U., USA) and Imad Pasha (Yale U., USA) doi.org/10.33232/001...

New Publication at the Open Journal of Astrophysics: "Closed-Form Statistical Relations Between Projected Separation, Semimajor Axis, Companion Mass, and Host Acceleration" by Timothy D Brandt (Space Telescope Science Institute, USA) doi.org/10.33232/001...