Geophysical characterization of the interiors of Ganymede, Callisto and Europa by ESA's JUpiter ICy moons Explorer

T Van Hoolst, G Tobie, C Vallat, N Altobelli… - Space Science …, 2024 - Springer
Abstract The JUpiter ICy moons Explorer (JUICE) of ESA was launched on 14 April 2023
and will arrive at Jupiter and its moons in July 2031. In this review article, we describe how …

The Europa clipper gravity and radio science investigation

E Mazarico, D Buccino, J Castillo-Rogez… - Space Science …, 2023 - Springer
The primary objective of the Europa Clipper mission is to assess the habitability of Europa,
an overarching goal that rests on improving our understanding of Europa's interior structure …

Abundant phosphorus expected for possible life in Enceladus's ocean

J Hao, CR Glein, F Huang, N Yee, DC Catling… - Proceedings of the …, 2022 - pnas.org
Saturn's moon Enceladus has a potentially habitable subsurface water ocean that contains
canonical building blocks of life (organic and inorganic carbon, ammonia, possibly hydrogen …

Loss of a satellite could explain Saturn's obliquity and young rings

J Wisdom, R Dbouk, B Militzer, WB Hubbard, F Nimmo… - Science, 2022 - science.org
The origin of Saturn's~ 26.7° obliquity and~ 100-million-year-old rings is unknown. The
observed rapid outward migration of Saturn's largest satellite, Titan, could have raised …

A recently formed ocean inside Saturn's moon Mimas

V Lainey, N Rambaux, G Tobie, N Cooper, Q Zhang… - Nature, 2024 - nature.com
Moons potentially harbouring a global ocean are tending to become relatively common
objects in the Solar System. The presence of these long-lived global oceans is generally …

The orbits of the main Saturnian satellites, the Saturnian system gravity field, and the orientation of Saturn's pole

RA Jacobson - The Astronomical Journal, 2022 - iopscience.iop.org
Four spacecraft have been sent to investigate the Saturnian system: Pioneer 11, Voyager 1,
Voyager 2, and Cassini. By analyzing data acquired with these spacecraft together with …

The science case for a return to Enceladus

ML Cable, C Porco, CR Glein… - The planetary …, 2021 - iopscience.iop.org
The plume of Enceladus is unique in the solar system in providing direct access to fresh
material from an extraterrestrial subsurface ocean. The Cassini Mission, though not …

The bombardment history of the giant planet satellites

WF Bottke, D Vokrouhlický, D Nesvorný… - The Planetary …, 2024 - iopscience.iop.org
The origins of the giant planet satellites are debated, with scenarios including formation from
a protoplanetary disk, sequential assembly from massive rings, and recent accretion after …

A recent impact origin of Saturn's rings and mid-sized moons

LFA Teodoro, JA Kegerreis, PR Estrada… - The Astrophysical …, 2023 - iopscience.iop.org
We simulate the collision of precursor icy moons analogous to Dione and Rhea as a
possible origin for Saturn's remarkably young rings. Such an event could have been …

Joint analysis of JUICE and Europa Clipper tracking data to study the Jovian system ephemerides and dissipative parameters

A Magnanini, M Zannoni, LG Casajus, P Tortora… - Astronomy & …, 2024 - aanda.org
Context. Jupiter and its moons form a complex dynamical system that includes several
coupling dynamics at different frequencies. In particular the Laplace resonance is …