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J. Sebastian Pineda, Stefano Bellotti, Jackie Villadsen, Aline Vidotto, Julien Morin and Colin P. Folsom
The Astrophysical Journal 997 (2) 172 (2026)
https://doi.org/10.3847/1538-4357/ae2619

Magnetic activity on the young Sun: A case study of EK Draconis

A. Görgei, L. Kriskovics, K. Vida, B. Seli, K. Oláh, P. Sági, A. Bódi, S. P. Järvinen, K. G. Strassmeier, A. Pál and Zs. Kővári
Astronomy & Astrophysics 706 A54 (2026)
https://doi.org/10.1051/0004-6361/202556949

Solar carbon abundance from 3D non-LTE modelling of the diagnostic lines of the CH molecule

Richard Hoppe, Maria Bergemann, Philipp Eitner, Momo Ellwarth, Åke Nordlund, Jorrit Leenaarts, Bertrand Plez and Aldo Serenelli
Monthly Notices of the Royal Astronomical Society 546 (3) (2026)
https://doi.org/10.1093/mnras/staf2085

A Systematic NLTE Study of Very Metal-poor Stars with Metallicity down to −4.3 dex. VI. Light Neutron-capture Elements and the Sr–Na Correlation as a Signature of Spinstar Nucleosynthesis in the Early Galaxy

Sofya Alexeeva, Hongliang Yan, Gang Zhao, Jianrong Shi, Haining Li, Shuai Liu, Zeming Zhou, Junbo Zhang, Jingkun Zhao, Yaqian Wu, Yuqin Chen, Huiling Chen, Huawei Zhang and Wako Aoki
The Astrophysical Journal 998 (1) 139 (2026)
https://doi.org/10.3847/1538-4357/ae2788

X-shooter spectroscopy of giant stars in the nuclear star cluster

L. Origlia, C. Fanelli, A. Mucciarelli, R. M. Rich, M. Schultheis, N. Ryde, B. Thorsbro and T. Fritz
Astronomy & Astrophysics 711 A176 (2026)
https://doi.org/10.1051/0004-6361/202660660

Testing red clump models with the asteroseismic binary KIC 10841730

Lea S Schimak, Timothy R Bedding, Courtney L Crawford, Paul G Beck, Yaguang Li, Daniel Huber, Joel Ong, Benjamin T Montet, May Gade Pedersen, Desmond H Grossmann, Savita Mathur and Rafael A García
Monthly Notices of the Royal Astronomical Society 546 (3) (2026)
https://doi.org/10.1093/mnras/stag151

Detailed abundance determination of metal-poor stars with X-Shooter – I. Unusual chemistry in halo stars

Benjamin D C Lowe, Thomas Nordlander, Luca Casagrande, Gary S Da Costa, Norbert Christlieb, Sarah E Aquilina, Tomasz Różański and Giacomo Cordoni
Monthly Notices of the Royal Astronomical Society 546 (3) (2026)
https://doi.org/10.1093/mnras/stag170

No country for old stars

V. D’Orazi, C. Mateu, G. Iorio, A. Bobrick, Z. Prudil, R. Salinas, A. Bragaglia, L. Mashonkina, R. G. Gratton, I. Ilyn, N. Alvarez Baena, V. F. Braga, A. Nunnari, V. M. Kalari, F. Cusano and S. Tosi
Astronomy & Astrophysics 708 L22 (2026)
https://doi.org/10.1051/0004-6361/202660253

Untangling the Sources of Abundance Dispersion in Low-metallicity Stars. II. Neutron Capture Elements

Emily J. Griffith, Marissa Blum, David H. Weinberg, Jennifer A. Johnson, Tawny Sit, Ilya Ilyin and Klaus G. Strassmeier
The Astrophysical Journal 1001 (2) 193 (2026)
https://doi.org/10.3847/1538-4357/ae4e24

Exploring the surface of HD 189733 via Doppler shadow analysis of planetary transits

E. C. Gonçalves, E. Cristo, W. Dethier, N. C. Santos, S. G. Sousa, P. T. P. Viana, T. Azevedo Silva, R. Allart and V. Bourrier
Astronomy & Astrophysics 709 A16 (2026)
https://doi.org/10.1051/0004-6361/202557655

A Galactic Perspective on the (Unremarkable) Relative Refractory Depletion Observed in the Sun

Rayna Rampalli, James W. Johnson, Melissa K. Ness, Graham H. Edwards, Elisabeth R. Newton, Emily J. Griffith, Megan Bedell and Kaile Wang
The Astrophysical Journal 1002 (2) 127 (2026)
https://doi.org/10.3847/1538-4357/ae5955

Unraveling the brown dwarf desert: Four new discoveries and a unifying period-coded picture

Ján Šubjak, Rafael Brahm, Jozef Lipták, Jan Eberhardt, Marcelo Tala Pinto, Sarah L. Casewell, Thomas Henning, Katharine Hesse, Trifon Trifonov, Andrés Jordán, Felipe I. Rojas, Michaela Vítková, Helem Salinas, Gavin Boyle, Vincent Suc, Luca Antonucci, Krzysztof Bernacki, César Briceño, Karen A. Collins, Jorge Fernández Fernández, Samuel Gill, Jan Janík, Nicholas Law, Andrew W. Mann, James McCormac, et al.
Astronomy & Astrophysics 709 A130 (2026)
https://doi.org/10.1051/0004-6361/202558244

TOI-4552 b: A new ultra-short-period rocky world revealed by NIRPS and TESS

Avidaan Srivastava, René Doyon, François Bouchy, Étienne Artigau, Charles Cadieux, Nicole Gromek, Elisa Delgado-Mena, Yuri S. Messias, Xavier Bonfils, Roseane de Lima Gomes, Susana C. C. Barros, Björn Benneke, Marta Bryan, Ryan Cloutier, Nicolas B. Cowan, Eduardo Cristo, Xavier Delfosse, Xavier Dumusque, David Ehrenreich, Jonay I. González Hernández, David Lafrenière, Izan de Castro Leão, Christophe Lovis, Alejandro Suárez Mascareño, Bruno L. Canto Martins, et al.
Astronomy & Astrophysics 709 A73 (2026)
https://doi.org/10.1051/0004-6361/202558749

A New Pathway to Single Be Stars: Ejected Companions from Type Ia Supernovae

Yuchen Bao, Zhenwei Li, Hongwei Ge, Hailiang Chen, Dengkai Jiang, Xuefei Chen and Zhanwen Han
Research in Astronomy and Astrophysics 26 (9) 095003 (2026)
https://doi.org/10.1088/1674-4527/ae5f6e

Super-Earth masses and stellar abundances from NIRPS reveal tentative evidence for water-rich formation around M dwarfs

Drew Weisserman, Nicole Gromek, Ryan Cloutier, Komal Bali, Charles Cadieux, Mykhaylo Plotnykov, Alexandrine L’Heureux, Avidaan Srivastava, Andres Carmona, Yolanda G. C. Frensch, Étienne Artigau, Frédérique Baron, Susana C. C. Barros, Björn Benneke, Xavier Bonfils, François Bouchy, Marta Bryan, Neil J. Cook, Nicolas B. Cowan, Eduardo Cristo, Xavier Delfosse, René Doyon, Xavier Dumusque, David Ehrenreich, Jonay I. González Hernández, et al.
Astronomy & Astrophysics 709 A165 (2026)
https://doi.org/10.1051/0004-6361/202558011

High-fidelity stellar extinction with Gaia and APOGEE – I. The method and a new extinction curve

Jie Yu, Luca Casagrande, John A Taylor, Ioana Ciucă, Giacomo Cordoni, Ronald Drimmel, Shourya Khanna, Hiep Nguyen, Tomasz Różański, Dennis Stello, Haibo Yuan and Zhen Yuan
Monthly Notices of the Royal Astronomical Society 549 (1) (2026)
https://doi.org/10.1093/mnras/stag848

Surface image and activity-corrected orbit of the RSCVn binary HR7275

Ö. Adebali, M. Weber, K. G. Strassmeier, I. V. Ilyin, M. Steffen and Zs. Kővári
Astronomy & Astrophysics 706 A179 (2026)
https://doi.org/10.1051/0004-6361/202557717

The circumstellar environment of the young, low-mass dipper star JH 223

T. P. Freitas, J. Bouvier, B. Zaire, S. H. P. Alencar, A. P. Sousa, L. Rebull, A. Bayo, A. Frasca, J. Alonso-Santiago, K. Grankin, C. Contreras Peña, A. M. Cody, L. A. Hillenbrand and A. Carmona
Astronomy & Astrophysics 709 A243 (2026)
https://doi.org/10.1051/0004-6361/202558514

Cloudy with a chance of metals: Indications of CO2 in the atmosphere of GJ 1214 b from high-resolution K-band spectroscopy

L. Nortmann, D. Cont, F. Lesjak, A. D. Rains, A. Lavail, L. Boldt-Christmas, E. Nagel, A. Reiners, N. Piskunov, F. Yan, A. Hatzes, O. Kochukhov, D. Shulyak, U. Seemann, M. Rengel and A. Hahlin
Astronomy & Astrophysics 710 A29 (2026)
https://doi.org/10.1051/0004-6361/202558512

The Bulge Cluster Origin (BulCO) survey with CRIRES at the ESO-VLT: A chemical screening of the globular cluster NGC 6553

A. Bartolomei, L. Origlia, C. Fanelli, L. Chiappino, F. R. Ferraro, B. Lanzoni, C. Pallanca, M. Loriga, M. Cadelano, D. Romano, E. Dalessandro, D. Massari and E. Valenti
Astronomy & Astrophysics 710 A48 (2026)
https://doi.org/10.1051/0004-6361/202659508

Lithium in Wide Binaries: Effective Temperature Governs Depletion while Rotation Plays a Minor Role

Cheng-Cheng Xie, Hai-Jun Tian, Jian-Rong Shi and Ze-Ming Zhou
The Astrophysical Journal 1004 (1) 113 (2026)
https://doi.org/10.3847/1538-4357/ae7075

Lithium Enrichment in a Subgiant Star with a Brown Dwarf Companion: A Planetary Engulfment Candidate

Brooke Kotten, Melinda Soares-Furtado, Ricardo Yarza, Andrew C. Nine, Seth A. Jacobson, Noah Vowell, Olivia Maynard, Allyson Bieryla, Andrew Vanderburg, Jack Schulte, Claudia Aguilera-Gómez, Enrico Ramirez-Ruiz, Joseph E. Rodriguez and David W. Latham
The Astrophysical Journal 1004 (2) 193 (2026)
https://doi.org/10.3847/1538-4357/ae71bb

Ariel stellar characterisation

H. Ramler, S. P. D. Borthakur, C. P. Folsom, D. Bossini, A. Lehtmets, C. Danielski, D. Turrini, M. Benito, M. Tsantaki, L. Magrini, N. Moedas, K. Biazzo, R. da Silva, M. Kama, E. Siimon, V. Mitrokhina, K. G. Hełminiak, S. Benatti and M. Rainer
Astronomy & Astrophysics 710 A297 (2026)
https://doi.org/10.1051/0004-6361/202558131