The Daily Brew
Selected astro-ph abstracts for Friday 2025 December 19
- A second planetesimal collision in the Fomalhaut system
Paul Kalas, Jason J. Wang, Maxwell A. Millar-Blanchaer, Bin B. Ren, Mark C. Wyatt, Grant M. Kennedy, Maximilian Sommer, Thomas M. Esposito, Robert J. De Rosa, Michael Fitzgerald
[ arXiv:2512.15861 | PDF File ]
- The AIDA-TNG project: dark matter profiles and concentrations in alternative dark matter models
Giulia Despali, Carlo Giocoli, Lauro Moscardini, Annalisa Pillepich, Mark Vogelsberger, Massimo Meneghetti
[ arXiv:2512.15869 | PDF File ]
- The AIDA-TNG project: abundance, radial distribution, and clustering properties of halos in alternative dark matter models
Massimiliano Romanello, Giulia Despali, Federico Marulli, Carlo Giocoli, Lauro Moscardini
[ arXiv:2512.15883 | PDF File ]
- Observational constraints on the origin of the elements. X. Combining NLTE and machine learning for chemical diagnostics of 4 million stars in the 4MIDABLE-HR survey
Nicholas Storm, Maria Bergemann, Tomasz R\'o\.za\'nski, Victor F. Ksoll, Thomas Bensby, Guillaume Guiglion, Gra\v{z}ina Tautvai\v{s}ien\.e
[ arXiv:2512.15888 | PDF File ]
- DESI-DR1 $3 \times 2$-pt analysis: consistent cosmology across weak lensing surveys
A. Porredon (DESI Collaboration), C. Blake (DESI Collaboration), J. U. Lange (DESI Collaboration), N. Emas (DESI Collaboration), J. Aguilar (DESI Collaboration), S. Ahlen (DESI Collaboration), A. Bera (DESI Collaboration), D. Bianchi (DESI Collaboration), D. Brooks (DESI Collaboration), F. J. Castander (DESI Collaboration), et al. [72 co-authors]
[ arXiv:2512.15960 | PDF File ]
- Joint cosmological fits to DESI-DR1 full-shape clustering and weak gravitational lensing in configuration space
A. Semenaite, C. Blake, A. Porredon, J. Aguilar, S. Ahlen, D. Bianchi, D. Brooks, F. J. Castander, T. Claybaugh, A. Cuceu, et al. [71 co-authors]
[ arXiv:2512.15961 | PDF File ]
- Cosmological Constraints from Full-Scale Clustering and Galaxy-Galaxy Lensing with DESI DR1
Johannes U. Lange, Alexandra Wells, Andrew Hearin, Gillian Beltz-Mohrmann, Alexie Leauthaud, Sven Heydenreich, Chris Blake, Jessica Nicole Aguilar, Steven Ahlen, Abhijeet Anand, et al. [78 co-authors]
[ arXiv:2512.15962 | PDF File ]
- Clustering redshift distribution calibration of weak lensing surveys using the DESI-DR1 spectroscopic dataset
R. Ruggeri, C. Blake, J. Aguilar, S. Ahlen, D. Bianchi, D. Brooks, F. J. Castander, T. Claybaugh, A. Cuceu, K. S. Dawson, et al. [65 co-authors]
[ arXiv:2512.15963 | PDF File ]
- ASKAP discovery of a 30 kpc bipolar outflow from the edge-on disk of the nearby spiral galaxy ESO 130-G012
Baerbel S. Koribalski (Australia Telescope National Facility, CSIRO, Space and Astronomy, Australia, Western Sydney University, Australia), Roland M. Crocker (Research School of Astronomy and Astrophysics, Australian National University, Australia), Ildar Khabibullin (Universitaets-Sternwarte, et al. [39 co-authors]
[ arXiv:2512.15991 | PDF File ]
- Astrometric and Spectroscopic Analysis of IC 2714: An Open Cluster Hosting a Lithium-Rich Giant
T. Flaulhabe, N. Holanda, G. Tautvai\v{s}ien\.e, O. J. Katime Santrich, F. F. S. Maia, B. P. L. Ferreira, W. J. B. Corradi, C. B. Pereira, M. Carlos, S. Daflon
[ arXiv:2512.16042 | PDF File ]
- Weakened Inspirals I: High Mass Ratio Common Envelope Interactions in RGB Stars
Jack Nibbs, Orsola De Marco, Lionel Siess, Ryosuke Hirai, Daniel Price
[ arXiv:2512.16225 | PDF File ]
- Discovery of a rapidly evolving global magnetic field in the M-dwarf YZ Cet and constraints on the magnetic field of its planet YZ Cet b
Ayan Biswas, Colin P. Folsom, James A. Barron, Gregg A. Wade, Stefano Bellotti, Corrado Trigilio
[ arXiv:2512.16298 | PDF File ]
- N-emitters as possible sign-posts of GC formation
D. Schaerer, R. Marques-Chaves, H. Atek, N. Prantzos, C. Charbonnel, M. Talia, I. Morel, M. Dessauges-Zavadsky
[ arXiv:2512.16549 | PDF File ]
- On the Origin of Kinematic Structure in the Young Association Serpens OB2
Michael A. Kuhn (University of Hertfordshire), Robert A. Benjamin (University of Wisconsin-Whitewater), Simran S. Singh (University of Hertfordshire)
[ arXiv:2512.16708 | PDF File ]
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