activity
20072025
most citedThe Interior Structure, Composition, and Evolution of Giant Planets

359 citations · 3.9k across the 46 of their papers we have counts for

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Showing astro-ph.EPShow all

44 papers · 1 filter

astro-ph.EP2025

Jupiter's Interior with an Inverted Helium Gradient

Nadine Nettelmann, Jonathan J. Fortney

Jupiter's gravity field observed by NASA's Juno spacecraft indicates that the density in the 10--100 GPa region is lower than one would expect from a H/He adiabat with 0.5-5x solar…

astro-ph.EP2024★ 13 cited

Evolution of steam worlds: energetic aspects

Artyom Aguichine, Natalie Batalha, Jonathan J. Fortney +3

Sub-Neptunes occupy an intriguing region of planetary mass-radius space, where theoretical models of interior structure predict that they could be water-rich, where water is in ste…

astro-ph.EP2024★ 14 cited

H-HO demixing in Uranus and Neptune: Adiabatic structure models

Marina Cano Amoros, Nadine Nettelmann, Nicola Tosi +2

Demixing properties of planetary major constituents influence the interior structure and evolution of planets. Comparing experimental and computational data on the miscibility of h…

astro-ph.EP2024

Atmospheric Helium Abundances in the Giant Planets

N. Nettelmann, M. Cano Amoros, N. Tosi +2

Noble gases are accreted to the giant planets as part of the gas component of the planet-forming disk. While heavier noble gases can separate from the evolution of the hydrogen-ric…

astro-ph.EP2023

On the hypothesis of an inverted Z-gradient inside Jupiter

Saburo Howard, Tristan Guillot, Steve Markham +6

Models of Jupiter s interior struggle to agree with measurements of the atmospheric composition. Interior models favour a subsolar or solar abundance of heavy elements Z while atmo…

astro-ph.EP2023

Estimating the number of planets that PLATO can detect

F. Matuszewski, N. Nettelmann, J. Cabrera +2

The PLATO mission is scheduled for launch in 2026. This study aims to estimate the number of exoplanets that PLATO can detect as a function of planetary size and period, stellar br…