Astronomy & Astrophysics (A&A)

Open Access

Estimating the mass-to-distance ratio for a set of megamaser AGN black holes by employing a general relativistic method

A. González-Juárez, M. Momennia, A. Villalobos-Ramírez and A. Herrera-Aguilar

A&A, 689 (2024) A205

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202450098

Open Access

Testing cosmic anisotropy with Padé approximations and the latest Pantheon+ sample

J. P. Hu, J. Hu, X. D. Jia, B. Q. Gao and F. Y. Wang

A&A, 689 (2024) A215

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202450342

Open Access

Euclid preparation - XLII. A unified catalogue-level reanalysis of weak lensing by galaxy clusters in five imaging surveys

Euclid Collaboration, M. Sereno, S. Farrens, L. Ingoglia, G. F. Lesci, L. Baumont, G. Covone, C. Giocoli, F. Marulli, S. Miranda La Hera et al. (214 more)

A&A, 689 (2024) A252

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202348680

Open Access

MUSE spectroscopy of the high abundance discrepancy planetary nebula NGC 6153

V. Gómez-Llanos, J. García-Rojas, C. Morisset, H. Monteiro, D. Jones, R. Wesson, H. M. J. Boffin and R. L M. Corradi

A&A, 689 (2024) A228

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202450822

Open Access

The ESO SupJup Survey - II. The ¹²C/¹³C isotope ratios of three young brown dwarfs with CRIRES⁺

D. González Picos, I. A. G. Snellen, S. de Regt, R. Landman, Y. Zhang, S. Gandhi, C. Ginski, A. Y. Kesseli, P. Mollière and T. Stolker

A&A, 689 (2024) A212

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202450028

Open Access

Coronal energy release by MHD avalanches - II. EUV line emission from a multi-threaded coronal loop

G. Cozzo, J. Reid, P. Pagano, F. Reale, P. Testa, A. W. Hood, C. Argiroffi, A. Petralia, E. Alaimo, F. D’Anca et al. (6 more)

A&A, 689 (2024) A184

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202450644

Open Access

The GAPS Programme at TNG - LVIII. Two multi-planet systems with long-period substellar companions around metal-rich stars

A. Ruggieri, S. Desidera, A. Sozzetti, F. Marzari, M. Pinamonti, R. Gratton, K. Biazzo, V. D’Orazi, L. Malavolta, D. Mesa et al. (13 more)

A&A, 689 (2024) A235

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202449456

Open Access

Rocky planet formation in compact disks around M dwarfs

M. Sanchez, N. van der Marel, M. Lambrechts, G. D. Mulders and O. M. Guerra-Alvarado

A&A, 689 (2024) A236

Published online: 16 September 2024

DOI: https://doi.org/10.1051/0004-6361/202450350

Open Access

Testing the existence of event horizons against rotating reflecting surfaces

Joost de Kleuver, Thomas Bronzwaer, Heino Falcke, Ramesh Narayan, Yosuke Mizuno, Oliver Porth and Hector Olivares

A&A, 689 (2024) A197

Published online: 13 September 2024

DOI: https://doi.org/10.1051/0004-6361/202348489

Open Access

HESS J1745−290 spectrum explained by a transition in the diffusion regime of PeV cosmic rays in the Sgr A* accretion flow

Claudio Muena, Mario Riquelme, Andreas Reisenegger and Astor Sandoval

A&A, 689 (2024) A216

Published online: 13 September 2024

DOI: https://doi.org/10.1051/0004-6361/202449851