The Daily Brew
Selected astro-ph abstracts for Friday 2026 September 18
- Rubin LSST DP2 unveils almost-dark galaxies in the Virgo Cluster
Minh Ngoc Le, Johan H. Knapen, \v{Z}eljko Ivezi\'c, Junais, Aaron Watkins, Dan S. Tanaru, Pierre-Alain Duc, Anthony Englert, Erfan Nourbakhsh, J. Anthony Tyson, et al. [28 co-authors]
[ arXiv:2609.19246 | PDF File ]
- Precise and Accurate Mass and Radius Measurements of Thirty Galactic Metal-Poor Stars in Detached Eclipsing Binaries
D. M. Rowan, K. Z. Stanek, C. S. Kochanek, Benjamin J. Fulton, Ilya Ilyin, Howard Isaacson, David V. Martin
[ arXiv:2609.19248 | PDF File ]
- Stellar companions sculpt hot Jupiter formation and spin-orbit evolution
Cheyanne Shariat, Kareem El-Badry, Songhu Wang, Xian-Yu Wang, Malena Rice, Jerry W. Xuan, David R. Ciardi
[ arXiv:2609.19249 | PDF File ]
- From observing strategies to velocity dispersion bias: forward modeling unresolved binaries in ultra-faint dwarf galaxies
Xiaowei Ou, Andrew B. Pace, Nitya Kallivayalil, Amery Gration, Christopher T. Garling, Nathan R. Sandford, Lina Necib, Niusha Ahvazi, Andres Almeida, Kaia R. Atzberger, et al. [11 co-authors]
[ arXiv:2609.19407 | PDF File ]
- The Contribution of Starspots to the Lithium Spread in NGC 2264
Yan Luo, Gregory J. Herczeg, Min Fang, Qinghui Sun, Xiaoting Fu
[ arXiv:2609.19653 | PDF File ]
- Early steps in the hierarchical assembly of a Milky Way-mass galaxy 1 Gyr after the Big Bang
Yoshihisa Asada, Marcin Sawicki, Guillaume Desprez, Jon Judez, Marusa Bradac, Kartheik Iyer, Nicholas S. Martis, Adam Muzzin, Gael Noirot, Ghassan T. E. Sarrouh, et al. [16 co-authors]
[ arXiv:2609.19687 | PDF File ]
- Constraints on the Pop III Sky Surface Brightness from High-Redshift Caustic Transients in MACS0416
Jakob P. Perivolotis, Pietro Bergamini, Rogier A. Windhorst, Erik Zackrisson, Timothy Carleton, Seth H. Cohen, Jordan C. J. D'Silva, Rachel Honor, Rolf A. Jansen, Anton M. Koekemoer, et al. [20 co-authors]
[ arXiv:2609.19757 | PDF File ]
- Coupled Orbital and Interior Evolution of Sub-Neptunes
Ritika Sethi, Sarah Millholland, Tim Hallatt
[ arXiv:2609.20611 | PDF File ]
- A systematic search for long GRBs without supernovae: global properties and rate of events
Yu-Han Yang, Eleonora Troja, Nicolas Monsalves, Massine El Kabir, Narjes Shahamat Dehsorkh, Hira Waseem
[ arXiv:2609.20787 | PDF File ]
- A near-IR survey of luminous asymptotic giant branch stars in the satellites and stellar halo of M31
Jess M. Howell, Annette M. N. Ferguson, Olivia C. Jones, Mike. J. Irwin, Maria-Rosa L. Cioni, Geraint F. Lewis, Nicolas. F. Martin, Alan. W. McConnachie
[ arXiv:2609.20810 | PDF File ]
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