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EROS light-curve database

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The stellar activity-rotation-age relationship under the lens of asteroseismology

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Substellar population of the young massive cluster RCW 36 in Vela

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Insights into the Exoplanet Radius Valley from Host-star Ages, Activity, Chemistry, and Birth Radii

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Two Be or Not Two Be: A New Companion Detection for HD 52244 Using HST/FGS*

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Fundamental properties of protoplanetary discs determined from simultaneous fits to thermal dust images and spectral energy distributions

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Uncovering the rapidly evolving orbits of the dynamic TOI-201 system

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A Multiband Study of the HR 4796A Disk in the Optical Using MagAO-X

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Evolution of action-space coherence in a Milky Way-like simulation

Arunima Arunima, Mark R Krumholz, Michael J Ireland, Chuhan Zhang and Sven Buder
Monthly Notices of the Royal Astronomical Society 548 (2) (2026)
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SSV-UAI-GRAV_V4: A New Eclipsing Variable Star in Monoceros

Ivo Peretto, Stefano Lora, Lorenzo Sassaro, Giovanni Furlato, Giuseppe Peretto, Matilde Barbieri, William Rivato, František Lomoz, Michal Haltuf, Giancarlo Madiai, Giulio Scarfi, Ulisse Quadri, Luca Strabla, Paolo Madurini, Davide Agnetti, Gianni Galli, Adriano Valvasori, Nico Montigiani, Massimiliano Mannucci, Antonino Brosio, Claudio Lopresti and Filip Walter
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Mapping the Milky Way with Gaia Bp/Rp Spectra. IV. The Broken and Asymmetric Density Profile of the Stellar Disk Traced by a Large Sample of Red Clumps

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Brightness evolution of LEO Starlink mega-constellation satellites from 2021 to 2023: a multiyear ground-based photometric study

P Longa-Peña, J Tregloan-Reed, C Adam, J Chamoun-Contreras, E Unda-Sanzana, C Ávalos-Vega, F Amadio, M Andersen, M Bonavita, V Bozza, B Campos Estrada, M Dominik, A Donaldson, R Figuera Jaimes, J Fynbo, T C Hinse, M Hundertmark, U G Jørgensen, E Khalouei, M Kretlow, V Molina, N Peixinho, M Rabus, S Rahvar, A R Rajkumar, et al.
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Planetary Architectures of Kepler Compact Multiplanet Systems with Binary-star Companions

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The Astronomical Journal 171 (5) 299 (2026)
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BE Lyncis: A Pulsating Star in the Most Eccentric Binary with a Massive Unseen Companion

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The Astrophysical Journal Letters 1001 (2) L38 (2026)
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The lack of fast rotators in Cyg OB2

D. Galán-Diéguez, S. R. Berlanas, A. Herrero, M. Abdul-Masih, D. J. Lennon, C. Martínez-Sebastián and F. M. Pérez-Toledo
Astronomy & Astrophysics 706 A59 (2026)
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Absolute parameters of the southern detached eclipsing binary DG Mic

Derya Sürgit, Mücahit Kuz, Volkan Bakış, Chris Engelbrecht and Fred Marang
New Astronomy 123 102496 (2026)
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Interferometric Detection and Orbit Modeling of the Subcomponent in the Hot-dust System κ Tuc A: A Low-mass Star on an Eccentric Orbit in a Hierarchical-quintuple System

T. A. Stuber, A. Mérand, F. Kirchschlager, S. Wolf, G. Weible, O. Absil, T. D. Pearce, G. Garreau, J.-C. Augereau, W. C. Danchi, D. Defrère, V. Faramaz-Gorka, J. W. Isbell, J. Kobus, A. V. Krivov, R. Laugier, K. Ollmann, R. G. Petrov, P. Priolet, J. P. Scott, K. Tsishchankava and S. Ertel
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SCExAO/CHARIS and Gaia Direct Imaging and Astrometric Discovery of a Superjovian Planet 3–4 λ/D from the Accelerating Star HIP 54515*

Thayne Currie, Yiting Li, Mona El Morsy, Brianna Lacy, Maria Vincent, Taylor L. Tobin, Masayuki Kuzuhara, Jeffrey Chilcote, Olivier Guyon, Ziying Gu, Danielle Bovie, Dillon Peng, Qier An, Timothy D Brandt, Vincent Deo, Robert de Rosa, Tyler D Groff, Markus Janson, N. J. Kasdin, Julien Lozi, Christian Marois, Bertrand Mennesson, Naoshi Murakami, Eric Nielsen, Sabina Sagynbayeva, et al.
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The OATMEAL Survey. II. The 3D Spin–Orbit Obliquity of an Eccentric Transiting Brown Dwarf in the Ruprecht 147 Open Cluster

Theron W. Carmichael, Steven Giacalone, Noah Vowell, Daniel Huber, Xian-Yu Wang, Malik Bossett, Luke Handley, Aaron Householder, Yaguang Li, Benjamin J. Fulton, Andrew W. Howard, Howard Isaacson, Samuel Halverson and Arpita Roy
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Head–tail molecular clouds falling on to the Milky Way disk

Mikito Kohno, Yasuo Fukui, Takahiro Hayakawa, Yasuo Doi, Rin I Yamada, Fumika Demachi, Kazuki Tokuda, Hidetoshi Sano, Shinji Fujita, Rei Enokiya, Asao Habe, Kisetsu Tsuge, Atsushi Nishimura, Masato I N Kobayashi, Hiroaki Yamamoto and Kengo Tachihara
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Exploring Warm Jupiter Migration Pathways with Eccentricities. II. Correlations with Host Star Properties and Orbital Separation

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Discovery of 178 Open Clusters with Gaia DR3

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The MDW Hα Sky Survey: Data Release 1

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X-Ray and UV Observations of the Young Sun HIP 67522: Evidence of Lyα Absorption within the Planetary System

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Observations of Five Southern-hemisphere Cataclysmic Binary Stars

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https://doi.org/10.3847/1538-3881/ae201f

The velocity field of the Scorpius-Centaurus OB association

S. Hutschenreuter, J. Alves, L. Posch, J. Großschedl, M. Piecka, N. Miret-Roig, S. Ratzenböck and C. Swiggum
Astronomy & Astrophysics 705 A108 (2026)
https://doi.org/10.1051/0004-6361/202557273

Anchoring Stellar Age Indicators: A Cross Calibration of [C/N] and Gyrochronology Ages via the Age–Velocity Dispersion Relation

Yuxi(Lucy) Lu, Marc H. Pinsonneault, Yuan-Sen Ting, Phil R. Van-Lane, John D. Roberts, Jamie Tayar, Alexander Stone-Martinez and Amanda L. Ash
The Astronomical Journal 171 (1) 38 (2026)
https://doi.org/10.3847/1538-3881/ae196b

A tale of two magnetic CVs: TESS detection of QPOs and accretion variability in Swift J2113.5+5422, and the polar nature of LAMOST J003553.36+433341.4

Akash Sundriyal and Vishal Joshi
Monthly Notices of the Royal Astronomical Society 546 (3) (2026)
https://doi.org/10.1093/mnras/stag048

WOCS XCV: NGC 7789: The Evolution of Li, Stellar Rotation, and Extended Main-sequence Turnoff

Barbara J. Anthony-Twarog, Samantha W. Brunker, Constantine P. Deliyannis, Evan Rich, Aaron Steinhauer, Qinghui Sun and Bruce A. Twarog
The Astronomical Journal 171 (1) 40 (2026)
https://doi.org/10.3847/1538-3881/ae1b9d

Spectral evolution of hot hybrid white dwarfs

Semih Filiz, Nicole Reindl, David Jones, Paulina Sowicka, Matti Dorsch, Thomas Rauch and Klaus Werner
Astronomy & Astrophysics 706 A152 (2026)
https://doi.org/10.1051/0004-6361/202557071

Empirical Bolometric Correction and Zero-point Constants of Visual Magnitudes from High-resolution Spectra

Gökhan Yücel, Selçuk Bilir, Volkan Bakış and Zeki Eker
The Astronomical Journal 171 (1) 49 (2026)
https://doi.org/10.3847/1538-3881/ae1f8c

The First Direct Occurrence Rate Estimates for Kepler Exoplanets in Small-separation Binary Star Systems: Planet Occurrence Is Suppressed in Binary Stars

Kendall Sullivan, Anne Dattilo and Natalie M. Batalha
The Astronomical Journal 171 (1) 53 (2026)
https://doi.org/10.3847/1538-3881/ae2021

Highly Efficient Identification of Extreme Emission-line Galaxies in the Local Universe: >8000 New Green Pea Candidates at 0.12 < z < 0.36

Heather Samonski, Samir Salim and John J. Salzer
The Astrophysical Journal Supplement Series 282 (1) 14 (2026)
https://doi.org/10.3847/1538-4365/ae1f92

Constraining lens masses in moderately to highly magnified microlensing events from Gaia

U. Pylypenko, Ł. Wyrzykowski, P. J. Mikołajczyk, K. Kotysz, P. Zieliński, N. Ihanec, M. Wicker, M. Ratajczak, M. Sitek, K. Howil, M. Jabłońska, Z. Kaczmarek, K. Kruszyńska, A. Udalski, G. Damljanovic, M. Stojanovic, M. D. Jovanovic, T. Kvernadze, O. Kvaratskhelia, M. Żejmo, S. M. Brincat, J. K. T. Qvam, T. Güver, E. Bachelet, K. A. Rybicki, et al.
Astronomy & Astrophysics 705 A24 (2026)
https://doi.org/10.1051/0004-6361/202554935

Unified Kraft Break at ∼6500 K: A Newly Identified Single-star Obliquity Transition Matches the Classical Rotation Break

Xian-Yu 宪钰 Wang 汪, Songhu 松虎 Wang 王 and J. M. Joel 加冕 Ong 王
The Astrophysical Journal Letters 996 (1) L7 (2026)
https://doi.org/10.3847/2041-8213/ae21c5

A free-floating-planet microlensing event caused by a Saturn-mass object

Subo Dong, Zexuan Wu, Yoon-Hyun Ryu, Andrzej Udalski, Przemek Mróz, Krzysztof A. Rybicki, Simon T. Hodgkin, Łukasz Wyrzykowski, Laurent Eyer, Thomas Bensby, Ping Chen, Sharon X. Wang, Andrew Gould, Hongjing Yang, Michael D. Albrow, Sun-Ju Chung, Cheongho Han, Kyu-Ha Hwang, Youn Kil Jung, In-Gu Shin, Yossi Shvartzvald, Jennifer C. Yee, Weicheng Zang, Dong-Jin Kim, Chung-Uk Lee, et al.
Science 391 (6780) 96 (2026)
https://doi.org/10.1126/science.adv9266

Warm and Cold Molecular Gas in the Cluster Center of MACS 1931−26 with JWST and ALMA

L. Ghodsi, L. Kuhn, A. W. S. Man, P. Andreani, C. De Breuck, A. Togi, K. Dasyra, M. Lehnert, I. García-Bernete, D. Donevski, T. G. Bisbas and Y. Miyamoto
The Astrophysical Journal 996 (1) 86 (2026)
https://doi.org/10.3847/1538-4357/ae1f1a

Scalable Stellar Parameter Inference Using Python-based LASP: From CPU Optimization to GPU Acceleration

Jun-Chao Liang, Yin-Bi Li, A-Li Luo, Fang Zuo, Bing Du, Shuo Li, Xiao-Xiao Ma, Shu-Guo Ma, Hai-Ling Lu, Ke-Fei Wu, Zhi-Hua Zhong, Wen Hou, Xiao Kong, Shuo Ye, Li-Li Wang and Hugh R. A. Jones
The Astrophysical Journal 996 (1) 97 (2026)
https://doi.org/10.3847/1538-4357/ae1446

The Diversity of Cold Worlds: Age and Characterization of the Exoplanet COCONUTS-2 b

Rocio Kiman, Charles A. Beichman, Azul Ruiz Diaz, Jacqueline K. Faherty, Brianna Lacy, Genaro Suárez, Federico Marocco, J. Davy Kirkpatrick, Jonathan Gagné, Jessica Copeland, Ben Burningham, Niall Whiteford, Melanie J. Rowland, Daniella C. Bardalez Gagliuffi, Johanna M. Vos, Adam C. Schneider, Eileen C. Gonzales, Sherelyn Alejandro Merchan, Austin Rothermich, Richard Smart, Edgardo Costa and Rene A. Mendez
The Astronomical Journal 171 (2) 60 (2026)
https://doi.org/10.3847/1538-3881/ae230f

Type II Cepheids: period-luminosity-metallicity relations for the Population II distance scale

Susmita Das, Anupam Bhardwaj and Marcella Marconi
Frontiers in Astronomy and Space Sciences 12 (2026)
https://doi.org/10.3389/fspas.2025.1718800

J-PAS: First identification, physical properties, and ionization efficiency of extreme emission line galaxies

A. Giménez-Alcázar, R. Amorín, J. M. Vílchez, A. Hernán-Caballero, M. González-Otero, A. Arroyo-Polonio, J. Iglesias-Páramo, A. Lumbreras-Calle, J. A. Fernández-Ontiveros, C. López-Sanjuan, L. Bonatto, R. M. González Delgado, C. Kehrig, A. Torralba, P. T. Rahna, Y. Jiménez-Teja, I. Márquez, I. Breda, A. Álvarez-Candal, R. Abramo, J. Alcaniz, N. Benitez, S. Bonoli, S. Carneiro, J. Cenarro, et al.
Astronomy & Astrophysics 706 A261 (2026)
https://doi.org/10.1051/0004-6361/202557358

Using stellar spectral energy distributions to measure exoplanet parameters

Sam Morrell, Tim Naylor, John Southworth and David K Sing
Monthly Notices of the Royal Astronomical Society 545 (4) (2026)
https://doi.org/10.1093/mnras/staf2063

Mock Observations for the CSST Mission: Multi-Channel Imager—Instrument Simulation

Zhao-Jun Yan, Huan-Yuan Shan, Zhen-Ya Zheng, Xi-Yan Peng, Zhao-Xiang Qi, Chun Xu, Lin Lin, Xin-Rong Wen, Chun-Yan Jiang, Li-Xin Zheng, Jing Zhong, Fang-Ting Yuan, Zhen-Lei Chen, Wei Chen, Mao-Chun Wu, Zhen-Sen Fu, Ke-Xin Li, Lin Nie, Chao Liu, Nan Li, Qiao Wang, Zi-Huang Cao, Shuai Feng, Guo-Liang Li, Lei Wang, et al.
Research in Astronomy and Astrophysics 26 (2) 024006 (2026)
https://doi.org/10.1088/1674-4527/ae20fd

Analysis of mass-transferring binary candidates in the Milky Way

G. Garcia-Moreno, N. Blagorodnova, F. Anders, M. Weiler, H. Wichern, N. Britavskiy and S. de Wet
Astronomy & Astrophysics 706 A249 (2026)
https://doi.org/10.1051/0004-6361/202557113

UVOIR Spectrum, X-Ray Emission, and Proper Motion of the Isolated Neutron Star RX J2143.0+0654*

George G. Pavlov, Vadim Abramkin and B. Posselt
The Astrophysical Journal 996 (1) 79 (2026)
https://doi.org/10.3847/1538-4357/ae1efa

Identification of new Galactic symbiotic stars with SALT–II. New discoveries and characterization of the sample

J Merc, J Mikołajewska, K Iłkiewicz, B Monard and A Udalski
Monthly Notices of the Royal Astronomical Society 545 (4) (2026)
https://doi.org/10.1093/mnras/staf2146

Jet reorientation revealed by intermittent jet activity in radio galaxy 0954+556

Ai-Ling Zeng, Wei Zhao, Jun Yang, Xu-Zhi Hu, Furen Deng, Yu Lei, Xiaoyu Hong, Xiang Liu, Liang Chen, Mai Liao, Xiaolong Yang and Hai-Tian Shang
Astronomy & Astrophysics 705 A85 (2026)
https://doi.org/10.1051/0004-6361/202453625

Chronology of our Galaxy from Gaia colour-magnitude diagram fitting (ChronoGal)

Tomás Ruiz-Lara, David Mirabal, Carme Gallart, Robert Grand, Francesca Fragkoudi, Isabel Pérez, Santi Cassisi, Emma Fernández-Alvar, Anna B. Queiroz, Guillem Aznar-Menargues, Yllari K. González-Koda, Alicia Rivero, Francisco Surot, Guillaume F. Thomas, Rebekka Bieri, Facundo A. Gomez, Rüdiger Pakmor and Freeke van de Voort
Astronomy & Astrophysics 705 A92 (2026)
https://doi.org/10.1051/0004-6361/202556468

Distributions of Wide Binary Stars in Theory and in Gaia Data. III. Orbital Momenta, Masses, and Manifestations of MOND

Valeri V. Makarov
The Astronomical Journal 171 (2) 79 (2026)
https://doi.org/10.3847/1538-3881/ae2757

Dual-backend Multibeam Position-switching Targeted SETI Observations toward Nearby Active Planet-hosting Systems with FAST

Jian-Kang Li, Zhen-Zhao Tao, Pei Wang and Tong-Jie Zhang
The Astronomical Journal 171 (2) 78 (2026)
https://doi.org/10.3847/1538-3881/ae28cc

A Test of Substellar Evolutionary Models with High-precision Ages from Asteroseismology and Gyrochronology for the Benchmark System HR 7672AB

Yaguang 亚光 Li 李, Michael C. Liu, Trent J. Dupuy, Daniel Huber, Jingwen 婧雯 Zhang 张, Daniel Hey, R. R. Costa, Jens Reersted Larsen, J. M. Joel. 加冕 Ong 王, Sarbani Basu, Travis S. Metcalfe, Yixiao 一啸 Zhou 周, Jennifer van Saders, Timothy R. Bedding, Marc Hon, Hans Kjeldsen, Tiago L. Campante, Mário J. P. F. G. Monteiro, Mia Sloth Lundkvist, Mark Lykke Winther, Ashley Chontos, Nicholas Saunders, Theron W. Carmichael, Antonin Bouchez, Carlos Alvarez, et al.
The Astrophysical Journal 1002 (1) 13 (2026)
https://doi.org/10.3847/1538-4357/ae4bdb

Mass Transfer and Loss in an Extremely Low-mass-ratio Semidetached Binary with a Pulsating A-type Star

Hui-Ting Zhang, Sheng-Bang Qian and Wen-Ping Liao
The Astrophysical Journal 997 (1) 6 (2026)
https://doi.org/10.3847/1538-4357/ae21b9

A persistent bow shock in a diskless magnetized accreting white dwarf

Krystian Iłkiewicz, Simone Scaringi, Domitilla de Martino, Christian Knigge, Sara E. Motta, Nanda Rea, David Buckley, Noel Castro Segura, Paul J. Groot, Anna F. McLeod, Luke T. Parker and Martina Veresvarska
Nature Astronomy (2026)
https://doi.org/10.1038/s41550-025-02748-8

Evolution of Dust Properties and Disk Structure of the Young Star EX Lup

Fei Gao, Yao Liu, Dafa Li, Min Fang, Fujun Du, Xi Liu, Sheng Jin and Lei Wang
Research in Astronomy and Astrophysics 26 (7) 075005 (2026)
https://doi.org/10.1088/1674-4527/ae4bb4

Localization and host galaxy identification of new fast radio bursts with MeerKAT

Inés Pastor-Marazuela, Alexa C Gordon, Ben Stappers, Ilya S Khrykin, Nicolas Tejos, Kaustubh Rajwade, Manisha Caleb, Mayuresh P Surnis, Laura N Driessen, Sunil Simha, Jun Tian, J Xavier Prochaska, Ewan Barr, Sarah Buchner, Wen-Fai Fong, Fabian Jankowski, Lordrick Kahinga, Charles D Kilpatrick, Michael Kramer, Lluis Mas-Ribas and Joseph Hennawi
Monthly Notices of the Royal Astronomical Society 545 (4) (2026)
https://doi.org/10.1093/mnras/staf2144