AS
A. Sozzetti
astro-ph.EPastro-ph.SRastro-ph.IMastro-ph.GAastro-phastro-ph.COgr-qcastro-ph.HEcs.LGDirect imaging
On Valency
published · living versionsW_k7fsq3jd·v1 · currentpublished
The GAPS Programme at TNG LXXXI. The puzzle of the HeI absorption signal in the atmosphere of V1298 Tau b with GIARPS@TNG
with G. Guilluy, J. Orell-Miquel, M. C. D'Arpa, N. Greco +35
1 version
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Preprints & journals
418 papers in the corpus · 1997–2026The GAPS programme at TNG LXXXII. The first atmospheric investigation of the gas giant WASP-13b at high resolution with GIARPS2610.12677v1 · D. Sicilia, M. Basilicata, G. Guilluy et al.2026 · 0 citationsarXiv
Toward the Italian Astronomical Community's Contribution to HWO: Science, Technology, and Instrument Concepts2609.40000v1 · A. Fontana, F. Annibali, N. Antonietti et al.2026 · 0 citationsarXiv
The GAPS programme at TNG LXXIX. New mass constraints for the infant planets in the V1298 Tau system through a long-term radial velocity monitoring with HARPS-N2609.30038v1 · M. Damasso, P. Leonardi, L. Borsato et al.2026 · 0 citationsarXiv
Uncovering temperate worlds: an updated look at the K2-3 system with ESPRESSO2609.17792v1 · Avidaan Srivastava, Emma Pimentel, Am'elie Gressier et al.2026 · 0 citationsarXiv
The Hot Neptune Initiative (HONEI) III. An ultra-hot super Neptune orbiting the metal-rich subgiant star TOI-5646: the largest host for a desert dweller2608.24311v1 · L. Mancini, F. Manni, D. Kubyshkina et al.2026 · 0 citationsarXiv
Refined parameters, formation, and dynamical stability of the wild exoplanet system K2-312=HD 806532607.19325v1 · L. Naponiello, E. Poretti, K. Rice et al.2026 · 0 citationsarXiv
The GAPS Programme with HARPS-N at TNG LXXVII. Occurrence rates of small close-in planets in the presence of cold Jupiters2607.09320v2 · A. Ruggieri, S. Desidera, M. Pinamonti et al.2026 · 0 citationsarXiv
Understanding eccentric temperate giants: an in-depth study of the architecture and stellar obliquity of the TOI-2134 system2607.01027v3 · Federica Rescigno, Manu Stalport, Ancy Anna John et al.2026 · 0 citationsarXiv
The GAPS programme at TNG LXXV. Validating and confirming Gaia substellar astrometric candidates with HARPS-N2606.29001v1 · D. Barbato, M. Pinamonti, A. Sozzetti et al.2026 · 0 citationsarXiv
A decade of monitoring the HIP 41378's planetary system2606.23103v1 · S. Grouffal, A. Santerne, X. Dumusque et al.2026 · 0 citationsarXiv
The GAPS Programme at TNG LXXIV. A reanalysis of the planetary systems TOI-1272 and TOI-1694 with HARPS-N and retraction of the planetary interpretation of TOI-1272 c2606.21625v2 · L. Mancini, L. Naponiello, M. Damasso et al.2026 · 0 citationsA&A 712, A147 (2026)
A distant brown dwarf coplanar to a warm Jupiter and a hot super-Earth.42310114 · Jones, Matías I, Naponiello, Luca, Trifonov, Trifon et al.2026 · 1 citationNature. 2026;654(8119):614-618
The small transiting planet population revealed by ESPRESSO with extreme precision radial velocities2605.27002v1 · M. J. Hobson, B. Lavie, F. Bouchy et al.2026 · 0 citationsarXiv
Star-planet interaction in the Proxima system2605.22925v1 · M. R. Zapatero Osorio, V. J. S. B'ejar, A. Su'arez Mascareno et al.2026 · 1 citationarXiv
The atmosphere of the warm Neptune GJ 436 b probed with ESPRESSO2605.01390v1 · E. Herrero-Cisneros, M. R. Zapatero Osorio, J. Sanz-Forcada et al.2026 · 0 citationsarXiv
Magnetic Activity Cycles and Rotation in Planet-hosting and Non-hosting Solar-type Stars2604.23694v1 · Amina Boulkaboul, Alessandro Sozzetti, Caroline Soubiran et al.2026 · 0 citationsarXiv
A tidally detached super Neptune on a strongly misaligned retrograde orbit2604.19179v1 · G. Mantovan, L. Malavolta, A. F. Lanza et al.2026 · 3 citationsA&A 709, L15 (2026)
Gas-depleted planet formation occurred in the four-planet system around the red dwarf LHS 1903.41678587 · Wilson, Thomas G, Simpson, Anna M, Collier Cameron, Andrew et al.2026 · 1 citationScience (New York, N.Y.). 2026;392(6795):eadl2348
The GAPS Programme at TNG. LXXIII. Confirmation of the hot sub-Neptune TOI-4602 b (HD 25295 b), a key target for future atmospheric characterization2604.11728v1 · C. Di Maio, S. Benatti, D. Locci et al.2026 · 0 citationsarXiv
Constraining Small Planet Compositions for Future Missions2603.14552v1 · Larissa Palethorpe, Annelies Mortier, Jo Ann Egger et al.2026 · 1 citationarXiv
The ESPRESSO Redshift Drift Experiment III -- The Third Epoch of QSO J052915.80-435152.02603.02318v1 · Andrea Trost, Catarina M. J. Marques, S. Cristiani et al.2026 · 0 citationsarXiv
Identifying Exoplanets with Deep Learning VI. Enhancing neural network mitigation of stellar activity RV signals with additional metrics2602.17760v1 · Naomi McWilliam, Zoe L. de Beurs, Andrew Vanderburg et al.2026 · 2 citationsarXiv
Precise measurement of WASP-31 b's Rossiter-McLaughlin effect and characterization of the planet transmission spectra2602.15501v1 · M. Steiner, V. Bourrier, D. Ehrenreich et al.2026 · 0 citationsarXiv
Discovery and characterisation of two exoplanets orbiting the metal-poor, solar-type star TOI-5788 with TESS, CHEOPS, and HARPS-N2601.14045v1 · Ben S. Lakeland, A. Mortier, R. D. Haywood et al.2026 · 0 citationsarXiv
True Masses using RV data with Hipparcos and Gaia Astrometry2601.09401v1 · G. Piccinini, A. Petralia, A. Sozzetti et al.2026 · 2 citationsarXiv
Selection and characterisation of the M-dwarf targets in the PLATO Input Catalogue2512.14593v1 · L. Prisinzano, M. Montalto, G. Piotto et al.2025 · 2 citationsarXiv
A 34.6-day transiting sub-Neptune in the TOI-1422 planetary system2511.11492v2 · L. Naponiello, P. Leonardi, M. Damasso et al.2025 · 2 citationsarXiv
HARPS-N, TESS, and CHEOPS discover a transiting sub-Neptune and two outer companions around the bright solar analogue HD 854262511.08473v1 · F. Lienhard, A. Mortier, A. Collier Cameron et al.2025 · 2 citationsarXiv
A Decade of Solar High-Fidelity Spectroscopy and Precise Radial Velocities from HARPS-N2510.27635v1 · X. Dumusque, K. Al Moulla, M. Cretignier et al.2025 · 3 citationsarXiv
Very High Precision Astrometry for Exoplanets and Dark Matter with the Habitable Worlds Observatory2510.18920v1 · Fabien Malbet (IPAG), J. Amiaux (DAP), F. Ardellier-Desages (DAP) et al.2025 · 0 citationsTowards the Habitable Worlds Observatory: Visionary Science and Transformational Technology, Lee, Janice, Jul 2025, Washington DC, United States
TOI-283 b: A transiting mini-Neptune in a 17.6-day orbit discovered with TESS and ESPRESSO2510.15084v1 · F. Murgas, E. Pall'e, A. Su'arez Mascareno et al.2025 · 1 citationarXiv
The GAPS programme at TNG LXXI. A sub-Neptune suitable for atmospheric characterization in a multiplanet and mutually inclined system orbiting the bright K dwarf TOI-5789 (HIP 99452)2510.11490v4 · A. S. Bonomo, L. Naponiello, A. Sozzetti et al.2025 · 1 citationA&A 707, A197 (2026)
Stellar-activity analysis of the nearby M dwarf GJ 526. Multi-dimensional Gaussian-process modelling of RV, FWHM and S-index2509.03276v1 · A. K. Stefanov, J. I. Gonz'alez Hern'andez, A. Su'arez Mascareno et al.2025 · 1 citationA&A 703, A245 (2025)
TOI-2322: two transiting rocky planets close to the stellar rotation period and its first harmonic2508.18094v1 · M. J. Hobson, A. Su'arez Mascareno, C. Lovis et al.2025 · 3 citationsA&A 702, A32 (2025)
The HD 60779 Planetary System: A Transiting Sub-Neptune on a 30-day Orbit and a More Massive Outer World2508.16805v1 · Victoria DiTomasso, David Charbonneau, Andrew Vanderburg et al.2025 · 0 citationsarXiv
Discovery of a multi-planetary system orbiting the aged Sun-like star HD 2240182508.13684v1 · M. Damasso, L. Naponiello, A. Anna John et al.2025 · 0 citationsA&A 702, A118 (2025)
Using Doppler Imaging to model stellar activity and search for planets around Sun-like stars2508.12963v1 · Baptiste Klein, Suzanne Aigrain, Michael Cretignier et al.2025 · 4 citationsarXiv
The Hot Neptune Initiative (HONEI) II. TOI-5795 b: A hot super-Neptune orbiting a metal-poor star2507.23413v1 · F. Manni, L. Naponiello, L. Mancini et al.2025 · 0 citationsarXiv
J1250+0455AB an ultracool binary in a hierarchical triple system2507.23705v1 · Sayan Baig, R. L. Smart, Hugh R.A. Jones et al.2025 · 1 citationarXiv
The GAPS Programme at TNG LXVIII. Characterization of the outer substellar companion around HD 72659 with a multi-technique approach2507.19063v2 · A. Ruggieri, A. Sozzetti, S. Desidera et al.2025 · 0 citationsarXiv
The GAPS Programme at TNG. LXIX.The Dayside of WASP-76b revealed by GIANO-B, HARPS-N and ESPRESSO: Evidence for Three-Dimensional Atmospheric Effects2507.19299v1 · G. Guilluy, P. Giacobbe, M. Brogi et al.2025 · 4 citationsA&A 701, A261 (2025)
A comprehensive study on radial velocity signals using ESPRESSO: Pushing precision to the 10 cm/s level2507.07514v1 · P. Figueira, J. P. Faria, A. M. Silva et al.2025 · 13 citationsarXiv
A systematic bias in template-based RV extraction algorithms2506.23261v1 · Andr'e M. Silva, N. C. Santos, J. P. Faria et al.2025 · 9 citationsA&A 700, A93 (2025)
The ESPRESSO transmission spectrum of HD$\,\,$b : Extracting the planetary sodium and lithium signatures amid stellar contamination2506.21459v1 · D. Mounzer, W. Dethier, C. Lovis et al.2025 · 4 citationsarXiv
The mass of the exo-Venus Gliese 12 b, as revealed by HARPS-N, ESPRESSO, and CARMENES2506.20564v2 · Daisy A. Turner, Yoshi Nike Emilia Eschen, Felipe Murgas et al.2025 · 5 citationsarXiv
Shaping Galactic Habitability: the impact of stellar migration and gas giants2506.19981v1 · E. Spitoni, M. Palla, L. Magrini et al.2025 · 5 citationsA&A 700, A58 (2025)
The ESPRESSO Redshift Drift Experiment I -- High-resolution spectra of the Lyman- forest of QSO J052915.80-435152.02505.21615v1 · Andrea Trost, Catarina M. J. Marques, Stefano Cristiani et al.2025 · 6 citationsA&A 699, A159 (2025)
Cold Jupiters and small planets: Friends, foes, or indifferent? A search for correlations with the largest exoplanet samples2505.20035v2 · A. S. Bonomo, L. Naponiello, E. Pezzetta et al.2025 · 15 citationsA&A 700, A126 (2025)
The Hot-Neptune Initiative (HONEI) I. Two hot sub-Neptunes on a close-in, eccentric orbit (TOI-5800 b) and a farther-out, circular orbit (TOI-5817 b)2505.10123v2 · L. Naponiello, S. Vissapragada, A. S. Bonomo et al.2025 · 6 citationsA&A 701, A79 (2025)
Two neighbours of the ultra-short-period Earth-sized planet K2-157 b in the warm Neptunian savanna2504.20999v2 · A. Castro-Gonz'alez, F. Bouchy, A. C. M. Correia et al.2025 · 6 citationsA&A 699, A344 (2025)
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