Nathan Hara

Documents

Affiliations actuelles

Laboratoire d'Astrophysique de Marseille (LAM)
Université de Genève = University of Geneva (UNIGE)

Identifiants chercheurs

Publications

A decade of monitoring the HIP 41378 planetary system

S. Grouffal , A. Santerne , X. Dumusque , B. Akinsanmi , T. Guillot et al.

Astronomy & Astrophysics - A&A, 2026, 710, pp.A275. ⟨10.1051/0004-6361/202659666⟩

Article dans une revue hal-05708884v1

In-depth characterization of the Kepler-10 three-planet system with HARPS-N radial velocities and Kepler transit timing variations

A. S. Bonomo , L. Borsato , V. M. Rajpaul , L. Zeng , M. Damasso et al.

Astronomy & Astrophysics - A&A, 2025, 696, pp.A233. ⟨10.1051/0004-6361/202453026⟩

Article dans une revue hal-05494231v1

The JADE code

M. Attia , V. Bourrier , E. Bolmont , L. Mignon , J. -B. Delisle et al.

Astronomy & Astrophysics - A&A, 2025, 702, pp.A132. ⟨10.1051/0004-6361/202555239⟩

Article dans une revue hal-05491804v1

Characterization of seven transiting systems, including four warm Jupiters from SOPHIE and TESS

N. Heidari , G. Hébrard , E. Martioli , J. D. Eastman , J. M. Jackson et al.

Astronomy & Astrophysics - A&A, 2025, 694, pp.A36. ⟨10.1051/0004-6361/202451519⟩

Article dans une revue hal-04934200v1

Revisiting the multi-planetary system of the nearby star HD 20794

N. Nari , X. Dumusque , N. C. Hara , A. Suárez Mascareño , M. Cretignier et al.

Astronomy & Astrophysics - A&A, 2025, 693, pp.A297. ⟨10.1051/0004-6361/202451769⟩

Article dans une revue hal-05486794v1

A second low-mass planet orbiting the nearby M-dwarf GJ 536

A. Suárez Mascareño , C. del Burgo , J. -B. Delisle , J. González Hernández , N. C. Hara et al.

Astronomy & Astrophysics - A&A, 2025, 702, pp.A121. ⟨10.1051/0004-6361/202555731⟩

Article dans une revue hal-05474624v1

AstroGeoFit. A Genetic Algorithm and Bayesian Approach for the Astronomical Calibration of the Geological Timescale

N. Hoang , J. Laskar , N C Hara , Y. Wu , A. Sultanov et al.

Paleoceanography and Paleoclimatology, 2025, 40 (8), pp.e2024PA005021. ⟨10.1029/2024pa005021⟩

Article dans une revue hal-05469703v1

GI 725A b: A potential super-Earth detected with SOPHIE and SPIRou in an M dwarf binary system at 3.5 pc

P. Cortés-Zuleta , I. Boisse , M. Ould-Elhkim , T. G. Wilson , P. Larue et al.

Astronomy & Astrophysics - A&A, 2025, 693, ⟨10.1051/0004-6361/202451646⟩

Article dans une revue insu-05101724v1

TOI-5108 b and TOI 5786 b: Two transiting sub-Saturns detected and characterized with TESS, MaHPS, and SOPHIE

Luis Thomas , Guillaume Hébrard , Hanna Kellermann , Judith Korth , Neda Heidari et al.

Astronomy & Astrophysics - A&A, 2025, 694, ⟨10.1051/0004-6361/202451676⟩

Article dans une revue insu-05101708v1

Architecture of planetary systems with and without outer giant planets

J.-B. Delisle , J P Faria , D. Ségransan , E. Fontanet , W. Ceva et al.

Astronomy & Astrophysics - A&A, 2025, 703, pp.A78. ⟨10.1051/0004-6361/202555445⟩

Article dans une revue hal-05470458v1

Chromaticity of stellar activity in radial velocities

P. Larue , X. Delfosse , A. Carmona , N. Meunier , É. Artigau et al.

Astronomy & Astrophysics - A&A, 2025, 701, pp.A216. ⟨10.1051/0004-6361/202554963⟩

Article dans une revue hal-05266622v1

A comprehensive study on radial velocity signals using ESPRESSO: Pushing precision to the 10 cm/s level

P. Figueira , J P Faria , A M Silva , A. Castro-González , J. Gomes da Silva et al.

Astronomy & Astrophysics - A&A, 2025, 700, pp.A174. ⟨10.1051/0004-6361/202553869⟩

Article dans une revue hal-05469942v1

ATREIDES 1

Vincent Bourrier , Michal Steiner , Amadeo Castro-González , David Armstrong , Mara Attia et al.

Astronomy & Astrophysics - A&A, 2025, 701, pp.A190. ⟨10.1051/0004-6361/202554856⟩

Article dans une revue hal-05368593v1

BEBOP VII. SOPHIE discovery of BEBOP-3b, a circumbinary giant planet on an eccentric orbit

Thomas A Baycroft , Alexandre Santerne , Amaury H M J Triaud , Neda Heidari , Daniel Sebastian et al.

Monthly Notices of the Royal Astronomical Society, 2025, 541 (3), pp.2801-2814. ⟨10.1093/mnras/staf1184⟩

Article dans une revue hal-05469759v1

Two neighbours of the ultra-short-period Earth-sized planet K2-157 b in the warm Neptunian savanna

A. Castro-González , F. Bouchy , A. Correia , A. Sozzetti , J. Lillo-Box et al.

Astronomy & Astrophysics - A&A, 2025, 699, pp.A344. ⟨10.1051/0004-6361/202554736⟩

Article dans une revue hal-05493907v1

FENRIR: A statistical model of stellar variability

Nathan C. Hara , Jean-Baptiste Delisle

Astronomy & Astrophysics - A&A, 2025, 696, pp.A141. ⟨10.1051/0004-6361/202346391⟩

Article dans une revue hal-05039221v1

Author Correction: A dense ring of the trans-Neptunian object Quaoar outside its Roche limit

B. E. Morgado , B. Sicardy , F. Braga-Ribas , J. L. Ortiz , H. Salo et al.

Nature, 2024, 626, pp.E2-E2. ⟨10.1038/s41586-024-07031-w⟩

Article dans une revue insu-04822212v1

Photo-dynamical characterisation of the TOI-178 resonant chain. Exploring the robustness of transit-timing variations and radial velocity mass characterisations

A. Leleu , J. -B. Delisle , L. Delrez , E. M. Bryant , A. Brandeker et al.

Astronomy & Astrophysics - A&A, 2024, 688, ⟨10.1051/0004-6361/202450212⟩

Article dans une revue insu-04726434v1

The EBLM Project- XI. Mass, radius, and effective temperature measurements for 23 M-dwarf companions to solar-type stars observed with CHEOPS

M. I. Swayne , P. F. L. Maxted , A. H. M. J. Triaud , S. G. Sousa , A. Deline et al.

Monthly Notices of the Royal Astronomical Society, 2024, 528, pp.5703-5722. ⟨10.1093/mnras/stad3866⟩

Article dans une revue insu-04726535v1

BEBOP V. Homogeneous stellar analysis of potential circumbinary planet hosts

Alix V. Freckelton , Daniel Sebastian , Annelies Mortier , Amaury H. M. J. Triaud , Pierre F. L. Maxted et al.

Monthly Notices of the Royal Astronomical Society, 2024, 531, pp.4085-4098. ⟨10.1093/mnras/stae1405⟩

Article dans une revue insu-04726451v1

A low-mass sub-Neptune planet transiting the bright active star HD 73344

Sophia Sulis , I. J. M. Crossfield , Alexandre Santerne , Melaine Saillenfest , S. Sousa et al.

Astronomy & Astrophysics - A&A, 2024, 688, pp.A14. ⟨10.1051/0004-6361/202449559⟩

Article dans une revue hal-04665130v1

A dense ring of the trans-Neptunian object Quaoar outside its Roche limit

B. E. Morgado , B. Sicardy , F. Braga-Ribas , J. L. Ortiz , H. Salo et al.

Nature, 2023, 614, pp.239-243. ⟨10.1038/s41586-022-05629-6⟩

Article dans une revue insu-04004072v1

Radial-velocity discovery of a second planet in the TOI-1338/BEBOP-1 circumbinary system

Matthew R. Standing , Lalitha Sairam , David V. Martin , Amaury H. M. J. Triaud , Alexandre C. M. Correia et al.

Nature Astronomy, 2023, 7, pp.702-714. ⟨10.1038/s41550-023-01948-4⟩

Article dans une revue insu-04505573v1

Near-IR and optical radial velocities of the active M dwarf star Gl 388 (AD Leo) with SPIRou at CFHT and SOPHIE at OHP

A. Carmona , X. Delfosse , S. Bellotti , P. Cortés-Zuleta , M. Ould-Elhkim et al.

Astronomy & Astrophysics - A&A, 2023, 674, pp.A110. ⟨10.1051/0004-6361/202245660⟩

Article dans une revue hal-04252189v1

Earth’s interior dynamics drive marine fossil diversity cycles of tens of millions of years

Slah Boulila , Shanan Peters , R. Dietmar Müller , Bilal Haq , Nathan Hara

Proceedings of the National Academy of Sciences of the United States of America, 2023, 120 (29), ⟨10.1073/pnas.2221149120⟩

Article dans une revue insu-04194975v2

Optical and near-infrared stellar activity characterization of the early M dwarf Gl 205 with SOPHIE and SPIRou

P. Cortés-Zuleta , I. Boisse , B. Klein , E. Martioli , P. Cristofari et al.

Astronomy & Astrophysics - A&A, 2023, 673, pp.A14. ⟨10.1051/0004-6361/202245131⟩

Article dans une revue hal-04252193v1

DREAM. I. Orbital architecture orrery

V. Bourrier , O. Attia , M. Mallonn , A. Marret , M. Lendl et al.

Astronomy & Astrophysics - A&A, 2023, 669, ⟨10.1051/0004-6361/202245004⟩

Article dans une revue insu-04479126v1

A stellar occultation by the transneptunian object (50000) Quaoar observed by CHEOPS

B. Morgado , G. Bruno , A. Gomes-Júnior , I. Pagano , B. Sicardy et al.

Astronomy & Astrophysics - A&A, 2022, 664, pp.L15. ⟨10.1051/0004-6361/202244221⟩

Article dans une revue hal-03770624v1

BEBOP III. Observations and an independent mass measurement of Kepler-16 (AB) b - the first circumbinary planet detected with radial velocities

Amaury H. M. J. Triaud , Matthew R. Standing , Neda Heidari , David V. Martin , Isabelle Boisse et al.

Monthly Notices of the Royal Astronomical Society, 2022, 511, pp.3561-3570. ⟨10.1093/mnras/stab3712⟩

Article dans une revue insu-03667434v1

Characterization of the HD 108236 system with CHEOPS and TESS Confirmation of a fifth transiting planet

S. Hoyer , A. Bonfanti , A. Leleu , L. Acuña , L. M. Serrano et al.

Astronomy & Astrophysics - A&A, 2022, 668, ⟨10.1051/0004-6361/202243720⟩

Article dans une revue hal-03935714v1

Potential encoding of coupling between Milankovitch forcing and Earth's interior processes in the Phanerozoic eustatic sea-level record

Slah Boulila , Bilal Haq , Nathan Hara , R. Dietmar Dietmar Müller , Bruno Galbrun et al.

Earth-Science Reviews, 2021, 220, pp.103727. ⟨10.1016/j.earscirev.2021.103727⟩

Article dans une revue hal-03284099v1

Six transiting planets and a chain of Laplace resonances in TOI-178

A. Leleu , Y. Alibert , N. Hara , M. Hooton , T. Wilson et al.

Astronomy & Astrophysics - A&A, 2021, 649, pp.A26. ⟨10.1051/0004-6361/202039767⟩

Article dans une revue insu-03458418v1

VizieR Online Data Catalog: Radial velocity and activity indicators (Demangeon+, 2021)

O. D. S. Demangeon , S. Dalal , G. Hebrard , B. Nsamba , F. Kiefer et al.

VizieR Online Data Catalog, 2021, pp.J/A+A/653/A78. ⟨10.26093/cds/vizier.36530078⟩

Article dans une revue hal-03577488v1

The SOPHIE search for northern extrasolar planets

O. Demangeon , S. Dalal , G. Hébrard , B. Nsamba , F. Kiefer et al.

Astronomy & Astrophysics - A&A, 2021, 653, pp.A78. ⟨10.1051/0004-6361/202141079⟩

Article dans une revue insu-03458384v1

The SOPHIE search for northern extrasolar planets. XVII. A wealth of new objects: Six cool Jupiters, three brown dwarfs, and 16 low-mass binary stars

S. Dalal , F. Kiefer , G. Hébrard , J. Sahlmann , S. Sousa et al.

Astronomy & Astrophysics - A&A, 2021, 651, pp.A11. ⟨10.1051/0004-6361/202140712⟩

Article dans une revue hal-03424115v1

Transit detection of the long-period volatile-rich super-Earth ν2 Lupi d with CHEOPS

Laetitia Delrez , David Ehrenreich , Yann Alibert , Andrea Bonfanti , Luca Borsato et al.

Nature Astronomy, 2021, 5, pp.775-787. ⟨10.1038/s41550-021-01381-5⟩

Article dans une revue insu-03458402v1

The SOPHIE search for northern extrasolar planets

N. Hara , F. Bouchy , M. Stalport , I. Boisse , J. Rodrigues et al.

Astronomy & Astrophysics - A&A, 2020, 636, pp.L6. ⟨10.1051/0004-6361/201937254⟩

Article dans une revue hal-03104112v1

Revised mass-radius relationships for water-rich rocky planets more irradiated than the runaway greenhouse limit

Martin Turbet , Emeline Bolmont , David Ehrenreich , Pierre Gratier , Jérémy Leconte et al.

Astronomy & Astrophysics - A&A, 2020, 638, pp.A41. ⟨10.1051/0004-6361/201937151⟩

Article dans une revue hal-02972902v1

The SOPHIE search for northern extrasolar planets

R. F. Díaz , X. Delfosse , M. J Hobson , I. Boisse , N. Astudillo-Defru et al.

Astronomy & Astrophysics - A&A, 2019, 625, pp.A17. ⟨10.1051/0004-6361/201935019⟩

Article dans une revue hal-03104133v1

Detection and characterisation of 54 massive companions with the SOPHIE spectrograph

F. Kiefer , G. Hébrard , J. Sahlmann , S. Sousa , T. Forveille et al.

Astronomy & Astrophysics - A&A, 2019, 631, pp.A125. ⟨10.1051/0004-6361/201935113⟩

Article dans une revue hal-03104122v1

Bias and robustness of eccentricity estimates from radial velocity data

Nathan Hara , G. Boué , J Laskar , J-B Delisle , N Unger

Monthly Notices of the Royal Astronomical Society, 2019, 489 (1), pp.738-762. ⟨10.1093/mnras/stz1849⟩

Article dans une revue hal-03144362v1

Co-orbital exoplanets from close-period candidates: the TOI-178 case

A. Leleu , J. Lillo-Box , M. Sestovic , P. Robutel , A. C. M. Correia et al.

Astronomy & Astrophysics - A&A, 2019, 624, pp.A46. ⟨10.1051/0004-6361/201834901⟩

Article dans une revue hal-02323841v1

The SOPHIE search for northern extrasolar planets

M. J Hobson , X. Delfosse , N. Astudillo-Defru , I. Boisse , R. F. Diaz et al.

Astronomy & Astrophysics - A&A, 2019, 625, pp.A18. ⟨10.1051/0004-6361/201834890⟩

Article dans une revue hal-02160575v1

Long-term cyclicities in Phanerozoic sea-level sedimentary record and their potential drivers

Slah Boulila , Jacques Laskar , Bilal Haq , Bruno Galbrun , Nathan Hara

Global and Planetary Change, 2018, 165, pp.128-136. ⟨10.1016/j.gloplacha.2018.03.004⟩

Article dans une revue hal-02320045v1

The SOPHIE search for northern extrasolar planets XIII. Two planets around M-dwarfs Gl617A and Gl96

M. J. Hobson , R. F. Díaz , X. Delfosse , N. Astudillo-Defru , I. Boisse et al.

Astronomy & Astrophysics - A&A, 2018, 618, pp.A103. ⟨10.1051/0004-6361/201832732⟩

Article dans une revue hal-02009759v1

Radial velocity data analysis with compressed sensing techniques

Nathan Hara , G. Boué , J. Laskar , A. Correia

Monthly Notices of the Royal Astronomical Society, 2017, 464 (1), pp.1220-1246. ⟨10.1093/mnras/stw2261⟩

Article dans une revue hal-02202137v1

Radial-velocity fitting challenge

X. Dumusque , F. Borsa , M. Damasso , F. Díaz , P. Gregory et al.

Astronomy & Astrophysics - A&A, 2017, 598, pp.A133. ⟨10.1051/0004-6361/201628671⟩

Article dans une revue hal-02178922v1

Atmospheric Interface Reentry Point Targeting Using Aerodynamic Drag Control

Josep Virgili , Peter C E Roberts , Nathan C Hara

Journal of Guidance, Control, and Dynamics, 2015, 38, pp.403 - 413. ⟨10.2514/1.g000884⟩

Article dans une revue hal-04225677v1

Theia: Faint objects in motion or the new astrometry frontier

Céline Boehm , Alberto Krone-Martins , António Amorim , Guillem Anglada-Escudé , Alexis Brandeker et al.

2025

Pré-publication, Document de travail hal-02403600v1

New Mass and Radius Constraints on the LHS 1140 Planets -- LHS 1140 b is Either a Temperate Mini-Neptune or a Water World

Charles Cadieux , Mykhaylo Plotnykov , René Doyon , Diana Valencia , Farbod Jahandar et al.

2023

Pré-publication, Document de travail (preprint/prepublication) hal-04263311v1

A CONTINUOUS MULTIPLE HYPOTHESIS TESTING FRAMEWORK FOR OPTIMAL EXOPLANET DETECTION

Nathan C Hara , Thibault de Poyferré , Jean-Baptiste Delisle , Marc Hoffmann

2022

Pré-publication, Document de travail (preprint/prepublication) hal-03913875v1

The Large Interferometer For Exoplanets (LIFE): a space mission for mid-infrared nulling interferometry

Adrian Glauser , Sascha Quanz , Jonah Hansen , Felix Dannert , Michael Ireland et al.

Optical and Infrared Interferometry and Imaging IX, Proceedings of SPIE, the International Society for Optical Engineering, 13095, SPIE, pp.130951D, 2024, ⟨10.1117/12.3019090⟩

Proceedings/Recueil des communications hal-04714545v1

TOI-178: a window into the formation and evolution of planetary systems

Matthew J. Hooton , Chloe Fisher , Yann Alibert , Nathan Hara , Kevin Heng et al.

AASTCS9, Exoplanets 4, id. 102.394. Bulletin of the American Astronomical Society, 2022, à renseigner, Unknown Region

Communication dans un congrès hal-03948265v1

Outils pour l'analyse de données de vitesses radiales

Nathan Hara

Astrophysics [astro-ph]. Université Pierre et Marie Curie - Paris VI, 2017. English. ⟨NNT : 2017PA066413⟩

Thèse tel-01781046v1

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