The Daily Brew
Selected astro-ph abstracts for Wednesday 2025 August 6
- Design and performance of "R-FLEX", a flexure-based fiber positioning robot for spectroscopic cosmology
Nicholas R. Wenner, Joseph H. Silber, David J. Schlegel
[ arXiv:2508.02730 | PDF File ]
- Spectral Characteristics of Interstellar Object 3I/ATLAS from SOAR Observations
Thomas H. Puzia, Rohan Rahatgaonkar, Juan Pablo Carvajal, Prasanta K. Nayak, Baltasar Luco
[ arXiv:2508.02777 | PDF File ]
- Validation of TESS Planet Candidates with Multi-Color Transit Photometry and TRICERATOPS+
Jonathan Gomez Barrientos, Michael Greklek-McKeon, Heather A. Knutson, Steven Giacalone, W. Garrett Levine, Morgan Saidel, Shreyas Vissapragada, David R. Ciardi, Karen A. Collins, David W. Latham, et al. [35 co-authors]
[ arXiv:2508.02782 | PDF File ]
- Luminous Mid-IR Selected Obscured Quasars at Cosmic Noon in SDSS Stripe82 II: Spectroscopic Diversity and Broad H$\alpha$ Emissions
Ben Wang, Yuzo Ishikawa, Joseph F. Hennawi, Zheng Cai, Gordon T. Richards, Nadia L. Zakamska, Daming Yang, Jan-Torge Schindler
[ arXiv:2508.02792 | PDF File ]
- Position drift with Gaia
Andreas Tsigkas Kouvelis, Asta Heinesen, Shashank Shalgar, Miko{\l}aj Korzy\'nski
[ arXiv:2508.02810 | PDF File ]
- Hubble Space Telescope Observations of the Interstellar Interloper 3I/ATLAS
David Jewitt, Man-To Hui, Max Mutchler, Yoonyoung Kim, Jessica Agarwal
[ arXiv:2508.02934 | PDF File ]
- The Diversity of Metal-Enrichment and Abundance Patterns at High Redshift: A Magellan Survey of Gas-rich Galaxies Traced by Damped Lyman-alpha Absorbers at z~5
Jianghao Huyan, Varsha P. Kulkarni, Suraj Poudel, Nicolas Tejos, Celine Peroux, Sebastian Lopez
[ arXiv:2508.02940 | PDF File ]
- Spectroscopic ages for 4 million main-sequence dwarf stars from LAMOST DR10 estimated with data-driven approach
Jia-Hui Wang, Maosheng Xiang, Meng Zhang, Jiwei Xie, Jian Ge, Jinghua Zhang, Lanya Mou, Jifeng Liu
[ arXiv:2508.03019 | PDF File ]
- Li-enrichment in red clump giants: Clues for past binary interaction or merger events
Raghubar Singh, Bacham E. Reddy, Anohita Mallick, Gang Zhao
[ arXiv:2508.03089 | PDF File ]
- The compact object and innermost ejecta of SN 1987A
J. Larsson, C. Fransson, P. J. Kavanagh, B. Sargent, M. J. Barlow, M. Matsuura, C. Gall, R. D. Gehrz, N. Habel, A. S. Hirschauer, et al. [14 co-authors]
[ arXiv:2508.03395 | PDF File ]
- X-ray Halos of Early-Type Galaxies with AGN Feedback and Accretion from a Circumgalactic Medium: models and observations
Silvia Pellegrini (Dept. of Physics and Astronomy, Bologna University, Italy), Luca Ciotti (Dept. of Physics and Astronomy, Bologna University, Italy), Zhaoming Gan (New Mexico Consortium, Los Alamos, NM, USA), et al. [17 co-authors]
[ arXiv:2508.03536 | PDF File ]
- Micro-turbulence across the Hertzsprung-Russell diagram. Observational constrains for stars in the MW
N. Markova, M. Cantiello, L. Grassitelli
[ arXiv:2508.03576 | PDF File ]
- Radiative Nonideal MHD Simulations of Inner Protoplanetary Disks: Temperature Structures, Asymmetric Winds, and Episodic Surface Accretion
Shoji Mori, Xue-Ning Bai, Kengo Tomida
[ arXiv:2508.03624 | PDF File ]
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