(Names of OCEANS team members are highlighted)
See the list of our publications and their impact in the public library in ADS:
https://ui.adsabs.harvard.edu/public-libraries/uPH1NIpTTGKNxhb1gxnBFA
| ★ |
Montesinos, M.; Zabala-Arroyo, E.; Castro-Salgado, J. J.; Curé, M.; Araya, I. Line-driven Radiative Winds in B-Supergiants: Bridging the Gap between Fast and Slow m-CAK Solutions The Astrophysical Journal, accepted Repository link: arXiv |
| ★ |
Simón-Díaz, S.; Holgado, G.; Martínez-Sebastián, C.; Carretero-Castrillo, M.; Jin, H.; Urbaneja, M. A.; Gamen, R.; Puls, J.; de Burgos, A.; Garcia, M.; Herrero, A.; Keszthelyi, Z.; Langer, N.; Najarro, F.; Paredes, J. M.; Ribó, M. The IACOB project: XVI. Surface helium abundances in Galactic O-type stars: indications for identifying binary interaction products Astronomy & Astrophysics, submitted Repository link: arXiv |
| ★ |
Larkin, C. J. K.; Mackey, J.; Jin, H.; Sander, A. A. C.; Reville, B.; Anastasopoulou, K.; Andersen, M.; Bayo, A.; Drake, J. J.; Grebel, E. K.; Guarcello, M. G.; Haworth, T. J.; Kalari, V. M.; Lefever, R. R.; Najarro, F.; Ritchie, B. W.; Sabbi, E. EWOCS-V: Is Wd1-72 a recent post-interaction WR+O binary? Astronomy & Astrophysics, submitted Repository link: arXiv |
| ★ |
Alkousa, T.; Crowther, P. A.; Bestenlehner, J. M.; Sana, H.; Tramper, F.; Vink, J. S.; Najarro, F.; Sander, A. A. C.; Bernini-Peron, M.; Oskinova, L.; van Loon, J. Th.; Kuiper, R.; The XShootU collaboration. X-Shooting ULLYSES: Massive stars at low metallicity XIV. Properties of SMC late-O and B supergiants reveal the metallicity dependence of winds in the Magellanic Clouds Astronomy & Astrophysics, submitted Repository link: arXiv |
| ★ |
Chisholm, John; Berg, Danielle A.; Boylan-Kolchin, Michael; de Graaff, Anna; Furtak, Lukas J.; Kokorev, Vasily; Matthee, Jorryt; Muñoz, Julian B.; Naidu, Rohan P.; Sander, Andreas A. C. Little Red Dots as Globular Clusters in Formation submitted Repository link: arXiv |
| ★ |
Cruz-Sanchez, Nelson; Saavedra, Enzo A.; Fogantini, Federico A.; García, Federico; Combi, Jorge A.; Bachetti, Matteo; Imbrogno, Matteo; Sidoli, Lara; Marino, Alessio A candidate proton cyclotron feature in the ultraluminous X-ray source NGC 4656 ULX-1 Astronomy & Astrophysics Letters, in press Repository link: arXiv |
| ★ |
Figueroa-Tapia, F.; Panei, J. A.; Curé, M.; Araya, I.; Ekström, S.; Gormaz-Matamala, A. C.; Venero, R. O. J.; Cidale, L. S. New self-consistent theoretical descriptions for mass-loss rates of O-type stars Astronomy & Astrophysics, in press Repository link: arXiv |
| ★ |
Müller-Horn, J.; Ramachandran, V.; El-Badry, K.; Sander, A. A. C.;
Bodensteiner, J.; Gies, D. R.; Götberg, Y.; Rivinius, T.; Shenar, T.;
Schösser, E. C.; Wang, L.; Bieryla, A.; Buchhave, L. A.; Latham, D. W. Ultraviolet spectroscopy reveals a hot and luminous companion to the Be star + black hole candidate MWC 656 Astronomy & Astrophysics, in press Repository link: arXiv |
| ★ |
Bernini-Peron, M.; Sander, A. A. C.; Sabhahit, G. N.; Najarro, F.; Ramachandran, V.; Vink, J. S. The winds of OBA hypergiants and luminous blue variables: Dynamically-consistent atmosphere models reveal multiple wind regimes Astronomy & Astrophysics, in press Repository link: arXiv |
| ★ |
Jadlovský, D.; Molnár, L.; Ercolino, A.; Bernini-Peron, M.; Mérand, A.; Krtička, J.; Wang, L.; Ádám, R. Z.; Baade, D.; González-Torà, G.; Granzer, T.; Janík, J.; Kolář, J.; Kravchenko, K.; Langer, N.; Oskinova, L. M.; Pauli, D.; Ramachandran, V.; Rubio, A. C.; Sander, A. A. C.; Strassmeier, K. G.; Weber, M.; Wittkowski, M.; Brahm, R.; Schaffenroth, V.; Vanzi, L.; Skarka, M. Hidden massive eclipsing binaries in red supergiant systems: The hierarchical triple system KQ Puppis and other candidates Astronomy & Astrophysics, in press Repository link: arXiv |
| 9. |
Arias, M. L.; Torres, A. F.; Kraus, M.; Cidale, L. S. High-resolution near-IR spectroscopy of the B[e] supergiant LHA 115-S 18: discovery of hot water vapor emission The Astrophysical Journal Letters, 1000, L49 (2026) Repository link: arXiv Final publication link: ApJ Letters, 1000, L49 (2026) DOI 10.3847/2041-8213/ae524a |
| 8. |
West-Ocampo, L.; Fogantini, F. A.; Saavedra, E. A.; Combi, J. A.; García, F.; Luque-Escamilla, P. L.; Martí, J.; Chaty, S.; Albacete-Colombo, J. F.
Constraints on cyclotron features and accretion regime in the high-mass X-ray binary 4U 1700─37 from NuSTAR Journal of High Energy Astrophysics, 52, id. 100567 (2026) Repository link: arXiv Final publication link: JHEAp, 52, A204 (2026) DOI 10.1016/j.jheap.2026.100567 |
| 7. |
Lennon, D. J.; Berlanas, S. R.; Herrero, A.; Britavskiy, N.; Dufton, P. L.; Langer, N.; Jin, H.; Schootemeijer, A.; Menon, A.; Bestenlehner, J.; Crowther, P.; Vink, J. S.; Bodensteiner, J.; Shenar, T.; Deshmukh, K.; Villasenor, J.; Patrick, L.; Najarro, F.; de Koter, A.; Mahy, L.; Bowman, D. M.; Bobrick, A.; Evans, C. J.; Gull, M.; Holgado, G.; Katabi, Z.; Kubat, J.; Marchant, P.; Pauli, D.; Pawlak, M.; Renzo, M.; Rocha, D. F.; Sander, A. A. C.; Sayada, T.; Simon-Diaz, S.; Stoop, M.; Valli, R.; Wang, C.; Xu, X.-T. Binarity at LOw Metallicity (BLOeM): Projected rotational velocities Astronomy & Astrophysics, 707, A204 (2026) Repository link: arXiv Final publication link: A&A, 707, A204 (2026) DOI 10.1051/0004-6361/202558539 |
| 6. |
Sander, A. A. C.; Lefever, R. R.; Josiek, J.;
Higgins, E. R.; Hirschi, R.; Oskinova, L. M.; Pauli, D.; Pritzkuleit, M.; Gallagher, J. S.; Hamann, W.-R.; Mandel, I.;
Ramachandran, V.; Shenar, T.; Todt, H.; Vink, J. S. Discovery of a transitional type of evolved massive star with a hard ionizing flux Nature Astronomy, 10, 290 (2026) Repository link: arXiv Final publication link: Nature Astronomy, 10, 290 (2026) DOI 10.1038/s41550-025-02719-z |
| 5. |
Lefever, R. R.; Sander, A. A. C.; Bernini-Peron, M.; González-Torà, G.; Hamann, W.-R.; Josiek, J.; Ramachandran, V.; Schösser, E. C.; Todt, H. Dynamically consistent analysis of Galactic WN4b stars Astronomy & Astrophysics, 707, A8 (2026) Repository link: arXiv Final publication link: A&A, 707, A8 (2026) DOI 10.1051/0004-6361/202558211 |
| 4. |
Cidale, L.; Marchiano, P.; Kraus, M.; Andruchow, I.; Arias, M. L.; Curé, M.; Borges Fernandes, M.; Aidelman, Y.; Torres, A. F.; Araya, I.; Maravelias, G.; Zorec, J.; Cochetti, Y.; Panei, J. New constraints on the binary system HD 327083 and its gaseous and dusty environments Astronomy & Astrophysics, 706, A309 (2026) Repository link: ADS Final publication link: A&A, 706, A309 (2026) DOI 10.1051/0004-6361/202451636 |
| 3. |
Checha, V. A.; Aret, A.; Kolka, I.; Liimets, T.; Araya, I.; Christen, A.; Avila Marín, G. F.; Levenhagen, R. S.; Cidale, L.; Eenmäe, T.; Hajiyeva, G.; Kivila, Ü.; Mitrokhina, V.; Ramler, H.; Verro, T. Photometric and spectroscopic variability of the blue supergiant rho Leo Astronomy & Astrophysics, 706, A200 (2026) Repository link: arXiv Final publication link: A&A, 706, A200 (2026) DOI 10.1051/0004-6361/202556042 |
| 2. |
Sabhahit, G. N.; Vink, J. S.; Sander, A. A. C. Hydrodynamical mass-loss rates for very massive stars. I. Investigating the wind kink Astronomy & Astrophysics, 706, A97 (2026) Repository link: arXiv Final publication link: A&A, 706, A97 (2026) DOI 10.1051/0004-6361/202557298 |
| 1. |
Cruz-Sanchez, N.; Saavedra, E. A.; Fogantini, F. A.; García, F.; Combi, J. A. The hard ultraluminous state of NGC 5055 ULX X-1 Astronomy & Astrophysics, 705, A136 (2026) Repository link: arXiv Final publication link: A&A, 705, A136 (2026) DOI 10.1051/0004-6361/202556922 |
| 20. |
Guerrero, C. A.; Ochoa, D. O.; Hernández-Valencia, B.; Benadalid, T.; Peralta-Mendoza, I. A.; Romero Hernández, E.; García-Castillo, F. A.; Ayala, S.; Pérez-León, J. E.; Tamayo, F. J.; Avilés, A.; Sánchez, E.; Castro-Chacón, J. H.; Bautista-Hernández, A.; Reyes-Ruiz, M.; Pérez-Tijerina, E. G. PCA-enhanced Speckle Interferometry with Bicubic Interpolation at the OAN-SPM México The Astronomical Journal, 170, 311 (2025) Repository link: ADS Final publication link: AJ, 170, 311 (2025) DOI 10.3847/1538-3881/ae0cc2 |
| 19. |
Moens, N.; Debnath, D.; Verhamme, O.; Backs, F.; Van der Sijpt, C.; Sundqvist, J. O.; Sander, A. A. C. 2D unified atmosphere and wind simulations for a grid of O-type stars Astronomy & Astrophysics, 704, A121 (2025) Repository link: arXiv Final publication link: A&A, 704, A121 (2025) DOI 10.1051/0004-6361/202556825 |
| 18. |
Araya, I.; Curé, M.; Machuca, N.; Venero, R. O. J.; Cuéllar, S.; Arcos, C.; Cidale, L. S. ISOSCELES project: A grid-based quantitative spectroscopic analysis of massive stars Astronomy & Astrophysics, 704, A77 (2025) Repository link: arXiv Final publication link: A&A, 704, A77 (2025) DOI 10.1051/0004-6361/202555509 |
| 17. |
Larkin, C. J. K.; Hawcroft, C.; Mackey, J.; Lefever, R. R.; Härer, L.; Sander, A. A. C. Mass loading of outflows from evolving Young Massive Clusters Astronomy & Astrophysics, 703, L14 (2025) Repository link: arXiv Final publication link: A&A, 703, L14 (2025) DOI 10.1051/0004-6361/202557130 |
| 16. |
González-Torà, G.; Sander, A. A. C.; Egorova, E.; Lefever, R. R.; Ramachandran, V.;
Egorov, O. V.; Josiek, J.; Schösser, E. C.; Bernini-Peron, M.; Kreckel, K.; Wofford, A.; Telford, O. G.; Senchyna, P.; Leitherer, C.; Liang, F.-H.; Blanc, G.; Drory, N.; Fernández-Trincado, J. G.; Johnston, E. J.; Mejía-Narváez, A. J.; Sanchez, S. F. SDSS-V LVM: Detectability of Wolf-Rayet stars and their He II ionizing flux in low-metallicity environments I. The weak-lined, early-type WN3 stars in the SMC Astronomy & Astrophysics, 703, L11 (2025) Repository link: arXiv Final publication link: A&A, 703, L11 (2025) DOI 10.1051/0004-6361/202557041 |
| 15. |
Mukhija, B.; Curé, M.; Araya, I.; Arcos, C.; Christen, A. Effect of gravity darkening and oblate factor in rapidly rotating massive stars Astronomy & Astrophysics, 703, A279 (2025) Repository link: arXiv Final publication link: A&A, 703, A279 (2025) DOI 10.1051/0004-6361/202555634 |
| 14. |
Boco, L.; Mapelli, M.; Sander, A. A. C.; Mesini, S.; Ramachandran, V.; Torniamenti, S.; Korb, E.; Liu, B.; Sabhahit, G. N.; Vink, J. S. Metal-poor single Wolf-Rayet stars: the interplay of optically thick winds and rotation Astronomy & Astrophysics, 703, A243 (2025) Repository link: arXiv Final publication link: A&A, 703, A243 (2025) DOI 10.1051/0004-6361/202556187 |
| 13. |
Holgado, G.; Simón-Díaz, S.; Herrero, A. The IACOB project: XV. Updated calibrations of fundamental parameters of Galactic O-type stars Astronomy & Astrophysics, 703, A175 (2025) Repository link: arXiv Final publication link: A&A, 703, A175 (2025) DOI 10.1051/0004-6361/202556713 |
| 12. |
Szécsi, D.; Tramper, F.; Kubátová, B.; Kehrig, C.; Kubát, J.; Krtička, J.; Sander, A. A. C.; Garcia, M. Low-metallicity massive single stars with rotation. III. Source of ionization and C-IV emission in I Zw 18 Astronomy & Astrophysics, 703, A131 (2025) Repository link: arXiv Final publication link: A&A, 703, A131 (2025) DOI 10.1051/0004-6361/202452483 |
| 11. |
Sabhahit, G. N.; Vink, J. S.; Sander, A. A. C.; Ramachandran, V. Minimum and maximum mass-luminosity relations for stripped stars Astronomy & Astrophysics, 703, A40 (2025) Repository link: arXiv Final publication link: A&A, 703, A40 (2025) DOI 10.1051/0004-6361/202554852 |
| 10. |
Quigley, P.; Jones, C. E.; Gayley, K.; Granada, A.; Owocki, S.; Rast, R. G.; Suffak, M. W.; Okazaki, A. T.; ud-Doula, A.; Krtička, J.; Carciofi, A. C.; Drake, J. J. Efficiency of viscous angular momentum transport in dissipating Be binaries Astrophysics and Space Science, 370, id.111 (2025) Repository link: arXiv Final publication link: ApSS, 370, 111 (2025) DOI 10.1007/s10509-025-04494-9 |
| 9. |
Holgado, G.; Maíz Apellániz, J.; Gamen, R. C. MONOS: Multiplicity Of Northern O-type Spectroscopic systems: III. New orbits and Gaia–TESS analysis for 10 SB2E systems Astronomy & Astrophysics, 701, A246 (2025) Repository link: arXiv Final publication link: 701, A246 (2025) DOI 10.1051/0004-6361/202556068 |
| 8. |
Kraus, M.; Arias, M. L.; Kourniotis, M.; Torres, A.; Cidale, L. S.; Borges Fernandes, M. Near-infrared characterization of evolved massive stars in M31 and M33 Monthly Notices of the Royal Astronomical Society, 541, 4049-4059 (2025) Repository link: arXiv Final publication link: MNRAS, 541, 4049 (2025) DOI 10.1093/mnras/staf1240 |
| 7. |
Lefever, R. R.; Sander, A. A. C.; Bernini-Peron, M.; González-Torà, G.; Moens, N. M.; Najarro, F.; Schösser, E. C.; Sabhahit, G. N.; Vink, J. S. Near-Eddington mass loss of hydrogen-rich Wolf-Rayet stars. Consequences of continuum acceleration, metallicity, and temperature Astronomy & Astrophysics, 700, A2 (2025) Repository link: arXiv Final publication link: A&A, 700, A2 (2025) DOI 10.1051/0004-6361/202554505 |
| 6. |
Ponte Ahón, S.; Aidelman, Y.; Seery, J.; Quiroga, F.; Ronchetti, F.; Hasperué, W.; Iannuzzi, M.; Peralta, R.; López, M.; Bariviera, A.; Cidale, L.; Gamen, R. ReTrOH-UNLP: Conservation of the Historical Observational Work of the Astronomical Observatory of La Plata with Computer Vision ACM Journal on Computing and Cultural Heritage, Volume 18, Issue 3 (2025) Repository link: ADS Final publication link: AJCCH, 18, 3 (2025) DOI 10.1145/3754333 |
| 5. |
Ortiz, F.; Pezoa, R.; Curé, M.; Araya, I.; Venero, R. O. J.; Arcos, C.; Escárate, P.; Machuca, N.; Christen, A. A multi-stage machine learning-based method to estimate wind parameters from Hα lines of massive stars Astronomy and Computing, 52, id. 100941 (2025) Repository link: ADS Final publication link: Astronomy and Computing, 52, id. 100941 (2025) DOI 10.1016/j.ascom.2025.100941 |
| 4. |
Guerrero, C. A.; Souza, T. B.; Borges Fernandes, M.; Guajardo Jurado, A. D. Identification of Possible Stellar Companions via Speckle Interferometry in a Sample of Be Stars II The Astronomical Journal, 169, 251 (2025) Repository link: ADS Final publication link: AJ, 169, 251 (2025) DOI 10.3847/1538-3881/adbf11 |
| 3. |
Concha, D.; Arcos, C.; Turis-Gallo, D.; Souza, T. B.; Curé, M.; Levenhagen, R. S.; Araya, I. New insight into the variability of the Be star π Aquarii: Determination of stellar and disk parameters Astronomy & Astrophysics, 697, A209 (2025) Repository link: arXiv Final publication link: A&A, 697, A209 (2025) DOI 10.1051/0004-6361/202452708 |
| 2. |
Turis-Gallo, D.; Curé, M.; Levenhagen, R. S.; Arcos, C.; Araya, I.; Christen, A. Unveiling stellar spin: Determining inclination angles in Be stars Astronomy & Astrophysics, 695, A129 (2025) Repository link: arXiv Final publication link: A&A, 695, A129 (2025) DOI 10.1051/0004-6361/202452825 |
| 1. |
Cruz-Sanchez, N.; Fogantini, F. A.; Saavedra, E. A.; Abaroa, L.; García, F.; Combi, J. A.; Romero, G. E. A broadband X-ray view of the ultraluminous sources in the galaxies ESO 501–023 and IC 5052 Astronomy & Astrophysics, 693, A122 (2025) Repository link: ADS Final publication link: A&A, 693, A122 (2025) DOI 10.1051/0004-6361/202452187 |
| 6. |
Sander, A. A. C. Open Questions in Massive Star Research across Cosmic Scales Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press Repository link: arXiv |
| 5. |
Maryeva, O.; Sánchez Arias, J. P.; Karpov, S.; Kraus, M.; Mammadova, S.;
Kourniotis, M.; Németh, P.; Cidale, L.; Granada, A. Newly discovered nebulae around Galactic B-type stars and their origin Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press |
| 4. |
Kourniotis, M.; Cidale, L. S.; Kraus, M.; Ruíz Díaz, M. A.; Alberici Adam, A. Variability of Southern Blue Supergiants with TESS Massive Stars Across Redshifts in the Era of JWST and Large-Scale Surveys, A. Wofford, N. St-Louis, M. Garcia & S. Simón-Dı́az, eds., Proceedings IAU Symposium No. 402, in press |
| 3. |
Guha, S.; Kraus, M.; Sánchez Arias, J. P.; Németh, P. Analysis of stellar variability in the B-Supergiant HD14134. Insights from spectroscopy and photometry 9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria (ISTA), Austria. Repository link: Zenodo Final publication link: pdf DOI https://doi.org/10.5281/zenodo.17306087 |
| 2. |
Sánchez Arias, J. P.; Guha, S.; Christen, A. Testing Intrinsic Mode Functions for Analising Red Noise 9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria ( ISTA), Austria. Repository link: Zenodo Final publication link: pdf DOI https://doi.org/10.5281/zenodo.17250205 |
| 1. |
Kourniotis, M.; Cidale, L. S.; Kraus, M.; Ruíz Díaz, M. A.; Alberici Adam, A. TESS variability of B-type supergiants in the Galaxy 9th TESS/16th Kepler Asteroseismic Science Consortium Workshop (TASC9/KASC16), Institute of Science and Technology Austria (ISTA), Austria. Repository link: Zenodo Final publication link: pdf DOI https://doi.org/10.5281/zenodo.17272171 |
Sara Cuellar Carrillo from UMAYOR visits IAC (11 March - 12 April 2026)
Alba Casasbuenas from IAC visits ON (10 March - 21 April and 26 April - 2 May 2026)
Michalis Kourniotis from ASU presented an invited talk at the Masaryk University in Brno (9 March 2026)
Olga Maryeva from ASU visits UNRN (5 March - 4 April 2026)
Felipe Ignacio Ortiz Arredondo from UV visits UHEI (12 February - 16 March 2026)
Felipe Figueroa from UV visits UHEI (12 February - 16 March 2026)
Winter School 
Team members from IAC are organizing a Winter School on massive stars
Matías Montesinos Armijo from UTFSM visits ASU (23 January - 25 February 2026)
Daniela Turis Gallo from UV visits IAC (11 January - 12 February 2026)
Felipe Ignacio Ortiz Arredondo from UV visits IAC (11 January - 11 February 2026)
Felipe Figueroa from UV visits IAC (11 January - 11 February 2026)
Michalis Kourniotis from ASU visits UNLP (4 January - 3 February 2026)
