YA
Y. Alibert
astro-ph.EPastro-ph.SRastro-ph.IMastro-phastro-ph.COcs.LGastro-ph.GAphysics.space-phPlanetsExtraterrestrial Environment
On Valency
published · living versionsW_qzhza6w2·v1 · currentpublished
CHEOPS: A Transit Photometry Mission for ESA's Small Mission Programme
with C. Broeg, A. Fortier, D. Ehrenreich, W. Baumjohann +16
1 version
Preprints & journals
262 papers in the corpus · 1998–2026WALTzER: Wide-band Atmospheric Laboratory for Transiting Exoplanet Research2610.21705v1 · A. G. Sreejith, L. Fossati, M. Lendl et al.2026 · 0 citationsarXiv
Searching for hot water world candidates with CHEOPS: II. A low-density super-Earth orbiting the K dwarf TOI-22112610.08922v1 · J. A. Egger, P. Cort'es-Zuleta, D. Kubyshkina 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
CHEOPS photometry from 2024 reveals a reversal in the transit-timing variations of AU Mic c2608.01120v1 · Z. Garai, Gy. M. Szab'o, D. Gandolfi et al.2026 · 0 citationsarXiv
Spin-Orbit Geometry of AU Mic b and c from Back-to-Back Transits Observed Contemporaneously with Magellan PFS, LCOGT, and CHEOPS2605.29946v2 · Zitao Lin, Gyula M. Szab'o, Krzysztof Sz. Zieli'nski et al.2026 · 0 citationsarXiv
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
An Ultra-Short Period Super-Earth and a Sub-Neptune Orbiting the K dwarf TOI-43112605.12324v1 · Yoshi Nike Emilia Eschen, Thomas G. Wilson, Andrew Collier Cameron et al.2026 · 0 citationsarXiv
The multi-planet system TOI-5624: Four transiting sub-Neptunes with an outer companion revealed by transit-timing variations2604.15035v2 · A. Bonfanti, D. Gandolfi, P. Leonardi et al.2026 · 1 citationA&A 709, A265 (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
Origin and characterization of super-Earths and sub-Neptunes2604.11779v1 · L'ena Parc, Julia Venturini, Francois Bouchy et al.2026 · 0 citationsarXiv
The formation of planetary systems: physics, populations, and architectures2604.09011v1 · Andrin Kessler, Jesse Weder, Jesse Polman et al.2026 · 0 citationsarXiv
Machine Learning as a Transformative Tool for (Exo-)Planetary Science2604.09152v1 · J. Davoult, V. T. Bickel, C. Haslebacher et al.2026 · 0 citationsarXiv
An Adolescent and Near-Resonant Planetary System Near the End of Photoevaporation2603.02550v1 · Mu-Tian Wang, Fei Dai, Hui-Gen Liu 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
The PAIRS project: a global formation model for planets in binaries. II. Gravitational perturbation effects from secondary stars2601.14215v1 · Arianna Nigioni, Julia Venturini, Emeline Bolmont et al.2026 · 3 citationsarXiv
Experimental evidence for granular shear-flow instability in the Epstein regime.41853131 · Capelo, Holly L, Bodénan, Jean-David, Jutzi, Martin et al.2026 · 0 citationsCommunications physics. 2026;9(1):88
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
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
An Ultra-Short Period Super-Earth and Sub-Neptune Spanning the Radius Valley Orbiting the Kinematic Thick Disk Star TOI-23452510.12783v1 · Yoshi Nike Emilia Eschen, Thomas G. Wilson, Andrea Bonfanti et al.2025 · 0 citationsarXiv
ATREIDES I. Embarking on a trek across the exo-Neptunian landscape with the TOI-421 system2509.15746v1 · V. Bourrier, M. Steiner, A. Castro-Gonz'alez et al.2025 · 9 citationsA&A, 701, A190 (2025)
Transit Timing Variations in HIP 41378: CHEOPS and TESS confirm a non-transiting sixth planet in the system2509.14156v3 · P. Leonardi, L. Borsato, L. Pagliaro et al.2025 · 3 citationsA&A 702, A211 (2025)
A four-planet system orbiting the old thick disk star TOI-12032509.10136v1 · D. Gandolfi, A. Alnajjarine, L. M. Serrano et al.2025 · 1 citationarXiv
The New Generation Planetary Population Synthesis (NGPPS). VII. Statistical comparison with the HARPS/Coralie survey2509.09762v1 · Alexandre Emsenhuber, Christoph Mordasini, Michel Mayor et al.2025 · 6 citationsA&A 701 (2025) A64
A transformer-based generative model for planetary systems2509.07226v1 · Yann Alibert, Jeanne Davoult, Sara Marques2025 · 2 citationsarXiv
Improved characterization of the TOI-2141 system: a dense sub-Neptune with non-transiting inner and outer companions2509.00762v1 · R. Luque, K. W. F. Lam, J. Cabrera et al.2025 · 0 citationsA&A 704, A174 (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)
Origin of Ganymede and the Galilean Moons2508.05932v1 · Yuhito Shibaike, Yann Alibert2025 · 0 citationsarXiv
The CHEOPS view of HD 95338b: refined transit parameters, and a search for exomoons2507.15318v1 · Sz. K'alm'an, A. E. Simon, A. Deline et al.2025 · 1 citationA&A 701, A240 (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 KELT-7b atmospheric thermal-inversion conundrum revisited with CHEOPS, TESS, and additional data2506.20432v1 · Z. Garai, A. Krenn, P.E. Cubillos et al.2025 · 2 citationsarXiv
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)
Dark skies of the slightly eccentric WASP-18 b from its optical-to-infrared dayside emission2505.01544v2 · A. Deline, P. E. Cubillos, L. Carone et al.2025 · 9 citationsA&A 699, A150 (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)
Earth-like planet predictor: A machine learning approach2504.07235v1 · Jeanne Davoult, Romain Eltschinger, Yann Alibert2025 · 2 citationsA&A, 696, A94 (2025)
TOI-512: Super-Earth transiting a K-type star discovered by TESS and ESPRESSO2502.14472v1 · J. Rodrigues, S.C. Barros, N.C. Santos et al.2025 · 3 citationsarXiv
Searching for Hot Water World Candidates with CHEOPS: Refining the radii and analysing the internal structures and atmospheric lifetimes of TOI-238 b and TOI-1685 b2502.07887v1 · J. A. Egger, D. Kubyshkina, Y. Alibert et al.2025 · 6 citationsA&A 696, A28 (2025)
From Streaming Instability to the Onset of Pebble Accretion I. Investigating the Growth Modes in Planetesimal Rings2502.02124v1 · Nicolas Kaufmann, Octavio M. Guilera, Yann Alibert et al.2025 · 0 citationsarXiv
Revisiting the multi-planetary system of the nearby star HD 20794: Confirmation of a low-mass planet in the habitable zone of a nearby G-dwarf2501.17092v1 · N. Nari, X. Dumusque, N. C. Hara et al.2025 · 12 citationsA&A; Volume 693; A297; 2025
Transit-timing variations in the AU Mic system observed with CHEOPS2501.13575v1 · 'A. Boldog, Gy. M. Szab'o, L. Kriskovics et al.2025 · 6 citationsarXiv
CHEOPS observations confirm nodal precession in the WASP-33 system2412.08557v1 · A. M. S. Smith, Sz. Csizmadia, V. Van Grootel et al.2024 · 2 citationsA&A 2025 693 A128
A joint effort to discover and characterize two resonant mini Neptunes around TOI-1803 with TESS, HARPS-N and CHEOPS2412.05423v1 · T. Zingales, L. Malavolta, L. Borsato et al.2024 · 3 citationsA&A 695, A273 (2025)
In-situ observations of resident space objects with the CHEOPS space telescope2411.18326v1 · Nicolas Billot, Stephan Hellmich, Willy Benz et al.2024 · 3 citationsJournal of Space Safety Engineering, Volume 11, Issue 3, September 2024, Pages 498-506
A possible misaligned orbit for the young planet AU Mic c2411.16958v2 · H. Yu, Z. Garai, M. Cretignier et al.2024 · 13 citationsarXiv
A close outer companion to the ultra-hot Jupiter TOI-2109 b?2411.07797v1 · J.-V. Harre, A. M. S. Smith, S. C. C. Barros et al.2024 · 10 citationsA&A 692, A254 (2024)
Architecture of TOI-561 planetary system2410.18169v3 · G. Piotto, T. Zingales, L. Borsato et al.2024 · 4 citationsarXiv
A sub-Earth-mass planet orbiting Barnard's star2410.00569v1 · J.I. Gonzalez Hernandez, A. Suarez Mascareno, A.M. Silva et al.2024 · 28 citationsA&A, 690, A79 (2024)
The obliquity and atmosphere of the hot Jupiter WASP-122b (KELT-14b) with ESPRESSO: An aligned orbit and no sign of atomic or molecular absorption2410.00800v1 · M. Stangret, E. Palle, E. Esparza-Borges et al.2024 · 2 citationsarXiv
The CHEOPS view on the climate of WASP-3 b2409.16268v1 · G. Scandariato, L. Carone, P. E. Cubillos et al.2024 · 3 citationsA&A 692, A129 (2024)
ESPRESSO reveals blueshifted neutral iron emission lines on the dayside of WASP-76 b2409.13519v1 · A. R. Costa Silva, O. D. S. Demangeon, N. C. Santos et al.2024 · 13 citationsAstronomy & Astrophysics, 689, A8, 15 (2024)
The K2-24 planetary system revisited by CHEOPS2409.02995v3 · V. Nascimbeni, L. Borsato, P. Leonardi et al.2024 · 5 citationsA&A 690, A349 (2024)
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