RH
Ravit Helled
astro-ph.EPastro-ph.SRastro-ph.IMastro-phcond-mat.str-elgr-qcNeptunephysics.comp-phphysics.geo-phAriel
On Valency
published · living versionsW_v2snk925·v1 · currentpublished
A remnant planetary core in the hot-Neptune desert
with David J. Armstrong, Théo A. Lopez, Vardan Adibekyan, Richard A. Booth +89
1 version
Preprints & journals
219 papers in the corpus · 2004–2026JWST/MIRI Imaging Search for Kinematically Detected Protoplanetary Candidates2609.13123v1 · G. Cugno, M. Benisty, R. Teague et al.2026 · 0 citationsarXiv
Beyond Pebble Isolation: Diverse Pathways to Giant Planet Formation Across Stellar and Orbital Scales2609.09382v1 · Lorenzo Peerani, Sho Shibata, Ravit Helled2026 · 0 citationsarXiv
The metallicity of giant exoplanets around low-mass stars and how Ariel can help2609.04944v1 · Ravit Helled, Sho Shibata, Shubham Kanodia et al.2026 · 0 citationsarXiv
Composition gradients in sub-Neptunes: K2-18 b and TOI-270 d as case studies2609.04318v1 · Luca Morf, Ravit Helled2026 · 0 citationsarXiv
The MegaWave Radio Surveyor2608.26322v2 · T. Joseph W. Lazio (Michigan), Evgenya Shkolnik (ASU), James Aguirre et al.2026 · 0 citationsarXiv
GEMS JWST: Hold on to your HATS(-6 b), a sub-solar metallicity giant planet with water, methane and ammonia in its atmosphere2608.16990v1 · Giannina Guzm'an Caloca, Caleb I. Canas, Nicole L. Wallack et al.2026 · 0 citationsarXiv
Giant exoplanets are not fully mixed2608.15717v1 · Chantal Hemmann, Simon Muller, Ravit Helled2026 · 0 citationsarXiv
The atmospheric vertical structure of Uranus and Neptune from thermochemical models: the impact of model assumptions2608.13157v1 · Thomas Doucot, Ravit Helled, Daniel Kitzmann et al.2026 · 0 citationsarXiv
Evolutionary tracks of giant planets formed by disk instability2608.11984v1 · Mirco Bussmann, Ravit Helled2026 · 0 citationsarXiv
The influence of composition gradients on giant planet radii2607.03467v1 · Henrik Knierim, Ravit Helled2026 · 0 citationsarXiv
The evolution and internal structure of Neptunes and sub-Neptunes II. Convective mixing and thermal conductivity2605.30078v1 · Mark Eberlein, Ravit Helled2026 · 0 citationsarXiv
Outstanding Questions in Giant Planet Theory2605.02818v1 · Ravit Helled2026 · 0 citationsarXiv
Can radio occultations constrain Uranus or Neptune's internal rotation periods?2604.19863v1 · Christopher R. Mankovich, Alex B. Akins, Dustin Buccino et al.2026 · 0 citationsarXiv
Origin and characterization of super-Earths and sub-Neptunes2604.11779v1 · L'ena Parc, Julia Venturini, Francois Bouchy et al.2026 · 0 citationsarXiv
Active moons in our Solar System and beyond -- Io, Europa, Enceladus, Triton, and exomoons2604.12104v1 · Caroline Haslebacher, Emeline Bolmont, Marco Cilibrasi et al.2026 · 0 citationsarXiv
Recent advances in modelling of global-scale collisions using smoothed particle hydrodynamics2604.09003v1 · Christian Reinhardt, Sabina D. Raducan, Thomas Meier et al.2026 · 0 citationsarXiv
Giant Planet Formation by Disk Instability2604.09042v1 · Ravit Helled, Oliver Schib, Christian Reinhardt et al.2026 · 0 citationsarXiv
GEMS JWST: HATS-75 b -- A giant planet with a sub-solar metallicity atmosphere orbiting an M-dwarf2604.07268v1 · Reza Ashtari, Jacob Lustig-Yaeger, Jessica Libby-Roberts et al.2026 · 0 citationsarXiv
Deep radiative zones affect giant planet cooling and internal structure: Implications for exoplanet characterisation2603.24777v2 · Simon Muller, Ravit Helled2026 · 0 citationsarXiv
Resizing the giants: How modelling adiabatic interiors impacts predicted planetary radii2603.24779v3 · Simon Muller, Ravit Helled2026 · 0 citationsMon Not R Astron Soc (2026)
GEMS JWST: A sub-Solar metallicity atmosphere for giant planet TOI-5293Ab orbiting a rapidly changing M-dwarf2603.16464v1 · Shubham Kanodia, Caleb I. Canas, Jacob Lustig-Yaeger et al.2026 · 0 citationsarXiv
Densities of small planets around the M dwarfs TOI-4336 A and TOI-4342 with ESPRESSO: Three sub-Neptunes, one super-Earth, and a Neptune-mass candidate2601.22115v2 · L'ena Parc, Charles Cadieux, Nolan Grieves et al.2026 · 1 citationarXiv
Towards an agnostic algorithm for sampling empirical structure models: The case of Uranus and Neptune2512.16995v3 · Stefano Wirth, Luca Morf, Ravit Helled2025 · 1 citationarXiv
Further constraints on Jupiter's primordial structure2512.03961v1 · Henrik Knierim, Konstantin Batygin, Ravit Helled et al.2025 · 5 citationsarXiv
Stellar chemistry and planet size: insights from GALAH DR42512.02601v1 · N. Sussholz, S. Zucker (1, R. Helled et al.2025 · 0 citationsarXiv
Giant Planet Evolution with MESA2510.23678v2 · Ravit Helled, Simon Muller, Henrik Knierim2025 · 7 citationsarXiv
How Internal Structure Shapes the Metallicity of Giant Exoplanets2510.08280v2 · Lorenzo Peerani, Saburo Howard, Ravit Helled2025 · 2 citationsarXiv
DIPSY: A new Disc Instability Population SYnthesis, I. Modeling, evolution of individual systems, and tests2510.02436v1 · O. Schib, C. Mordasini, A. Emsenhuber et al.2025 · 5 citationsA&A 704, A27 (2025)
DIPSY: A new Disc Instability Population SYnthesis, II. The Populations of Companions Formed Through Disc Instability2510.02437v1 · O. Schib, C. Mordasini, A. Emsenhuber et al.2025 · 10 citationsA&A 704, A28 (2025)
Direct Measurement of Extinction in a Planet-Hosting Gap2509.26617v1 · G. Cugno, S. Facchini, F. Alarcon et al.2025 · 10 citationsarXiv
Icy or rocky? Convective or stable? New interior models of Uranus and Neptune2510.00175v3 · Luca Morf, Ravit Helled2025 · 1 citationA&A 704, A183 (2025)
Detection and characterisation of a 106-day transiting Jupiter : TOI-2449 b / NGTS-36 b2509.15424v1 · S. Ulmer-Moll, S. Gill, R. Brahm et al.2025 · 3 citationsA&A 703, A258 (2025)
The Evolution and Internal Structure of Neptunes and Sub-Neptunes: The importance of thermal conductivity in non-convective regions2509.04564v2 · Mark Eberlein, Ravit Helled2025 · 5 citationsA&A 703, A72 (2025)
The possibility of a giant impact on Venus2508.03239v2 · Mirco Bussmann, Christian Reinhardt, Cedric Gillmann et al.2025 · 1 citationA&A 702, A106 (2025)
The Possibility of Hydrogen-Water Demixing in Uranus, Neptune, K2-18b and TOI-270d2507.06288v1 · Saburo Howard, Ravit Helled, Armin Bergermann et al.2025 · 11 citationsA&A 703, A154 (2025)
Giant planet formation via pebble accretion across different stellar masses2507.01212v1 · Sho Shibata, Ravit Helled2025 · 5 citationsA&A 700, A224 (2025)
The TOI-1117 Multi-planetary System: 3 sub-Neptunes, 1 in both the Neptunian Desert and Radius Valley2506.05521v1 · Isobel S. Lockley, David J. Armstrong, Jorge Fern'andez Fern'andez et al.2025 · 0 citationsarXiv
Ice Giants2504.18219v1 · Ravit Helled2025 · 0 citationsarXiv
Unraveling the origin of giant exoplanets: Observational implications of convective mixing2504.12118v2 · Henrik Knierim, Ravit Helled2025 · 11 citationsA&A 698, L1 (2025)
On the origin of Jupiter's fuzzy core: constraints from N-body, impact and evolution simulations2503.23997v2 · Thomas Meier, Christian Reinhardt, Sho Shibata et al.2025 · 7 citationsarXiv
GEMS JWST: Transmission spectroscopy of TOI-5205b reveals significant stellar contamination and a metal-poor atmosphere2502.06966v3 · Caleb I. Canas, Jacob Lustig-Yaeger, Shang-Min Tsai et al.2025 · 7 citationsarXiv
A Denser Hydrogen Inferred from First-Principles Simulations Challenges Jupiter's Interior Models2501.12925v2 · Cesare Cozza, Kousuke Nakano, Saburo Howard et al.2025 · 3 citationsPhys. Rev. Research 8, 013089 (2026)
NGTS-EB-7, an eccentric, long-period, low-mass eclipsing binary2501.04523v3 · Toby Rodel, Christopher. A. Watson, Solene Ulmer-Moll et al.2025 · 5 citationsarXiv
Uranus Study Report: KISS2412.01872v1 · Mark Hofstadter, Ravit Helled, David J. Stevenson et al.2024 · 3 citationsarXiv
The bulk metallicity of giant planets around M stars2411.16197v2 · Simon Muller, Ravit Helled2024 · 13 citationsA&A 693, L4 (2025)
Giant exoplanet composition: Why do the hydrogen-helium equation of state and interior structure matter?2410.21382v1 · Saburo Howard, Ravit Helled, Simon Muller2024 · 16 citationsA&A 693, L7 (2025)
Large Interferometer For Exoplanets (LIFE). XIV. Finding terrestrial protoplanets in the galactic neighborhood2410.13457v1 · Lorenzo Cesario, Tim Lichtenberg, Eleonora Alei et al.2024 · 8 citationsA&A 692, A172 (2024)
The Outcome of Collisions between Gaseous Clumps formed by Disk Instability2410.02928v1 · Yoav Matzkevich, Christian Reinhardt, Thomas Meier et al.2024 · 4 citationsA&A 691, A184 (2024)
Giant planets population around B stars from the first part of the BEAST survey2409.18793v1 · P. Delorme, A. Chomez, V. Squicciarini et al.2024 · 9 citationsA&A 692, A263 (2024)
The linear-mixing approximation in silica-water mixtures at planetary conditions2409.14932v1 · Valiantsin Darafeyeu, Stephanie Rimle, Guglielmo Mazzola et al.2024 · 3 citationsThe Astrophysical Journal 975 (2), 255, 2024
Career total: at least 625 works. 219 are in this corpus.Showing the 50 most recent.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.