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Related papers: The effect of Jupiter oscillations on Juno gravity…

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The moment of inertia of a giant planet reveals important information about the planet's internal density structure and this information is not identical to that contained in the gravitational moments. The forthcoming Juno mission to…

Earth and Planetary Astrophysics · Physics 2015-05-30 Ravit Helled , John D. Anderson , Gerald Schubert , David J. Stevenson

In anticipation of new observational results for Jupiter's axial moment of inertia and gravitational zonal harmonic coefficients from the forthcoming Juno orbiter, we present a number of preliminary Jupiter interior models. We combine…

Earth and Planetary Astrophysics · Physics 2016-04-06 W. B. Hubbard , B. Militzer

The best constraints on the internal structures of giant planets have historically come from measurements of their gravity fields. These gravity data are inherently mostly sensitive to a planet's outer regions, providing only loose…

Earth and Planetary Astrophysics · Physics 2021-05-05 Christopher Mankovich , Jim Fuller

The observed zonal winds at Jupiter's cloud tops have been shown to be closely linked to the asymmetric part of the planet's measured gravity field. However, other measurements suggest that in some latitudinal regions the flow below the…

Earth and Planetary Astrophysics · Physics 2021-04-22 E. Galanti , Y. Kaspi , K. Duer , L. Fletcher , A. P. Ingersoll , C. Li , G. S. Orton , T. Guillot , S. M. Levin , S. J. Bolton

Normal mode oscillations in Saturn excite density and bending waves in the C Ring, providing a valuable window into the planet's interior. Saturn's fundamental modes (f modes) excite the majority of the observed waves, while…

Earth and Planetary Astrophysics · Physics 2021-12-20 Janosz W. Dewberry , Christopher R. Mankovich , Jim Fuller , Dong Lai , Wenrui Xu

An observation of Jupiter's tidal response is anticipated for the on-going Juno spacecraft mission. We combine self-consistent, numerical models of Jupiter's equilibrium tidal response with observed Doppler shifts from the Juno gravity…

Earth and Planetary Astrophysics · Physics 2020-03-11 Sean M Wahl , Marzia Parisi , William M Folkner , William B Hubbard , Burkhard Militzer

The Juno spacecraft has measured Jupiter's low-order, even gravitational moments, $J_2$--$J_8$, to an unprecedented precision, providing important constraints on the density profile and core mass of the planet. Here we report on a selection…

Earth and Planetary Astrophysics · Physics 2017-07-10 S. M. Wahl , W. B. Hubbard , B. Militzer , T. Guillot , Y. Miguel , N. Movshovitz , Y. Kaspi , R. Helled , D. Reese , E. Galanti , S. Levin , J. E. Connerney , S. J. Bolton

The Juno mission has provided measurements of Jupiter s gravity field with an outstanding level of accuracy, leading to better constraints on the interior of the planet. Improving our knowledge of the internal structure of Jupiter is key to…

Earth and Planetary Astrophysics · Physics 2023-03-29 S. Howard , T. Guillot , M. Bazot , Y. Miguel , D. J. Stevenson , E. Galanti , Y. Kaspi , W. B. Hubbard , B. Militzer , R. Helled , N. Nettelmann , B. Idini , S. Bolton

The nature and structure of the observed east-west flows on Jupiter and Saturn has been one of the longest-lasting mysteries in planetary science. This mystery has been recently unraveled due to the accurate gravity measurements provided by…

Earth and Planetary Astrophysics · Physics 2020-07-08 Yohai Kaspi , Eli Galanti , Adam P. Showman , David J. Stevenson , Tristan Guillot , Luciano Iess , Scott J. Bolton

Magnetic sounding using data collected from the Juno mission can be used to provide constraints on Jupiter's interior. However, inwards continuation of reconstructions assuming zero electrical conductivity and a representation in spherical…

Earth and Planetary Astrophysics · Physics 2024-05-06 Philip W. Livermore , Leyuan Wu , Longwei Chen , Sjoerd A. L. de Ridder

During the past few years, both the Cassini mission at Saturn and the Juno mission at Jupiter, provided measurements with unprecedented accuracy of the gravity and magnetic fields of the two gas giants. Using the gravity measurements, it…

Earth and Planetary Astrophysics · Physics 2020-12-04 Eli Galanti , Yohai Kaspi

Context. Due to its great mass and its rapid formation, Jupiter has played a crucial role in shaping the Solar System. The knowledge of its internal structure would strongly constrain the solar system formation mechanism. Seismology is the…

A Uranus orbiter would be well positioned to detect the planet's free oscillation modes, whose frequencies can resolve questions about Uranus's weakly constrained interior. We calculate the spectra that may manifest in resonances with ring…

The Juno Orbiter is measuring the three-dimensional gravity field perturbation of Jupiter induced by its rapid rotation, zonal flows, and tidal response to its major natural satellites. This paper aims to provide the contributions to the…

Earth and Planetary Astrophysics · Physics 2019-04-10 Nadine Nettelmann

Spacecraft data reveal a very Earth-like Jovian magnetic field. This is surprising since numerical simulations have shown that the vastly different interiors of terrestrial and gas planets can strongly affect the internal dynamo process.…

Earth and Planetary Astrophysics · Physics 2015-06-22 T. Gastine , J. Wicht , L. Duarte , M. Heimpel , A. Becker

One of Jupiter's most prominent atmospheric features, the Great Red Spot (GRS), has been observed for more than two centuries, yet little is known about its structure and dynamics below its observed cloud-level. While its anticyclonic…

Earth and Planetary Astrophysics · Physics 2019-04-10 Eli Galanti , Yohai Kaspi , Frederik J. Simons , Daniele Durante , Marzia Parisi , Scott J. Bolton

The Juno spacecraft provides a unique opportunity to explore the mechanisms generating Jupiter's aurorae. Past analyses of Juno data immensely advanced our understanding of its auroral acceleration processes, however, few studies utilized…

Earth and Planetary Astrophysics · Physics 2025-07-04 A. Salveter , J. Saur , G. Clark , A. Sulaiman , B. H. Mauk , J. E. P. Connerney , B. Bonfond

The Juno spacecraft has acquired exceptionally precise data on Jupiter's gravity field, offering invaluable insights into Jupiter's tidal response, interior structure, and dynamics, establishing crucial constraints. We develop a new model…

Earth and Planetary Astrophysics · Physics 2023-11-07 Hachem Dhouib , Clément Baruteau , Stéphane Mathis , Florian Debras , Aurélie Astoul , Michel Rieutord

The Juno mission will measure Jupiter's magnetic field with unprecedented precision and provide a wealth of additional data that will allow to constrain the planet's interior structure and dynamics. Here we analyse 66 numerical simulations…

Earth and Planetary Astrophysics · Physics 2017-09-13 Lucia D. V. Duarte , Johannes Wicht , Thomas Gastine

Understanding Jupiter's zonal winds is crucial to unraveling the dynamics of its atmosphere. Over the last decades, multiple data sources and techniques have been used to study zonal winds in Jupiter. Here, we develop a correlation-based…

Earth and Planetary Astrophysics · Physics 2026-05-08 Shenghan Ma , Yuming Wang , Tao Li , Quanhao Zhang , Jiajia Liu , Ruobing Zheng