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Related papers: Equilibrium Tidal Response of Jupiter: Detectabili…

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In anticipation of improved observational data for Jupiter's gravitational field from the Juno spacecraft, we predict the static tidal response for a variety of Jupiter interior models based on ab initio computer simulations of…

Earth and Planetary Astrophysics · Physics 2016-07-29 Sean M. Wahl , Willam B. Hubbard , Burkhard Militzer

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

The Juno orbiter continues to collect data on Jupiter's gravity field with unprecedented precision since 2016, recently reporting a non-hydrostatic component in the tidal response of the planet. At the mid-mission perijove 17, Juno…

Earth and Planetary Astrophysics · Physics 2021-12-14 Benjamin Idini , David J. Stevenson

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

At mid-mission perijove 17, NASA's Juno mission has revealed a $7\sigma$ discrepancy between Jupiter's observed high-degree tidal response and the theoretical equilibrium tidal response, namely the Love number $k_{42}$. Here, we propose an…

Earth and Planetary Astrophysics · Physics 2022-03-25 Benjamin Idini , David J. Stevenson

We study the response of hot Jupiters to a static tidal perturbation using the Concentric MacLaurin Spheroid (CMS) method. For strongly irradiated planets, we first performed radiative transfer calculations to relate the planet's…

Earth and Planetary Astrophysics · Physics 2023-08-10 Sean M. Wahl , Daniel Thorngren , Tiger Lu , Burkhard Militzer

A few years ago, Hubbard (2012, 2013) presented an elegant, non-perturbative method, called concentric MacLaurin spheroid (CMS), to calculate with very high accuracy the gravitational moments of a rotating fluid body following a barotropic…

Earth and Planetary Astrophysics · Physics 2018-01-24 Florian Debras , Gilles Chabrier

Context. The Juno spacecraft has obtained highly accurate tidal Love numbers, which provide important constraints on the tidal response and interior structure of Jupiter. Aims. In order to exploit these observations, it is necessary to…

Earth and Planetary Astrophysics · Physics 2023-03-08 Yufeng Lin

NASA's Juno mission recently reported Jupiter's high-degree (degree $\ell$, azimuthal order $m$ $=4,2$) Love number $k_{42}=1.289\pm0.063$ ($1\sigma$), an order of magnitude above the hydrostatic $k_{42}$ obtained in a nonrotating Jupiter…

Earth and Planetary Astrophysics · Physics 2022-03-25 Benjamin Idini , David J. Stevenson

The Juno Orbiter has provided improved estimates of the even gravitational harmonics J2 to J8 of Jupiter. To compute higher-order moments, new methods such as the Concentric Maclaurin Spheroids (CMS) method have been developed which surpass…

Earth and Planetary Astrophysics · Physics 2017-10-25 Nadine Nettelmann

We extend to three dimensions the Concentric Maclaurin Spheroid method for obtaining the self-consistent shape and gravitational field of a rotating liquid planet, to include a tidal potential from a satellite. We exhibit, for the first…

Earth and Planetary Astrophysics · Physics 2016-11-15 Sean M Wahl , William B Hubbard , Burkhard Militzer

Seismology represents a unique method to probe the interiors of giant planets. Recently, Saturn's f-modes have been indirectly observed in its rings, and there is strong evidence for the detection of Jupiter global modes by means of…

Earth and Planetary Astrophysics · Physics 2016-10-04 D. Durante , T. Guillot , L. Iess

With the goal of matching spacecraft measurements from Juno and Galileo missions, we construct ensembles of 2, 3, 4, 5, and 6 layer models for Jupiter's interior. All except our two layer models can match the planet's gravity field as…

Earth and Planetary Astrophysics · Physics 2024-01-23 Burkhard Militzer , William B. Hubbard

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

Jupiter's internal flow structure is still not fully known, but can be now better constrained due to Juno's high-precision measurements. The recently published gravity and magnetic field measurements have led to new information regarding…

Earth and Planetary Astrophysics · Physics 2019-07-17 Keren Duer , Eli Galanti , Yohai Kaspi

We study the relationship of zonal gravity coefficients, J_2n, zonal winds, and axial moment of inertia (MoI) by constructing models for the interiors of giant planets. We employ the nonperturbative concentric Maclaurin spheroid (CMS)…

Earth and Planetary Astrophysics · Physics 2023-08-10 Burkhard Militzer , William B. Hubbard

The upcoming JUICE and Europa Clipper missions to Jupiter's Galilean satellites will provide radio science tracking measurements of both spacecraft. Such data are expected to significantly help estimating the moons' ephemerides and related…

Earth and Planetary Astrophysics · Physics 2023-09-06 M. Fayolle , A. Magnanini , V. Lainey , D. Dirkx , M. Zannoni , P. Tortora

Recent observations by the {\it Juno} spacecraft have revealed that the tidal Love number $k_2$ of Jupiter is $4\%$ lower than the hydrostatic value. We present a simple calculation of the dynamical Love number of Jupiter that explains the…

Earth and Planetary Astrophysics · Physics 2021-03-16 Dong Lai

Deciphering the flow below the cloud-level of Jupiter remains a critical milestone in understanding Jupiter's internal structure and dynamics. The expected high-precision Juno measurements of both the gravity field and the magnetic field…

Earth and Planetary Astrophysics · Physics 2019-02-13 Eli Galanti , Hao Cao , Yohai Kaspi

The recently approved Juno mission will orbit Jupiter for one year in a highly eccentric (r_min=1.06R_Jup, r_max=39R_Jup) polar orbit (i=90 deg) to accurately map, among other things, the jovian magnetic and gravitational fields. Such an…

General Relativity and Quantum Cosmology · Physics 2014-11-18 Lorenzo Iorio
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