Resonance locking in giant planets indicated by the rapid orbital expansion of Titan

V Lainey, LG Casajus, J Fuller, M Zannoni, P Tortora… - Nature …, 2020 - nature.com
Saturn is orbited by dozens of moons, and the intricate dynamics of this complex system
provide clues about its formation and evolution. Tidal friction within Saturn causes its moons …

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 …

A comparison of centring algorithms in the astrometry of Cassini imaging science subsystem images and Anthe's astrometric reduction

QF Zhang, XM Zhou, Y Tan, V Lainey… - Monthly Notices of …, 2021 - academic.oup.com
In the caviar software package, a standard tool for astrometry of images from the Cassini
imaging science subsystem (ISS), Gaussian fitting is used to measure the centre of point-like …

[HTML][HTML] Spherical harmonic decomposition and interpretation of the shapes of the small Saturnian inner moons

N Rambaux, V Lainey, N Cooper, L Auzemery… - Astronomy & …, 2022 - aanda.org
Context. The Cassini-Huygens space mission made a series of observations of Saturn's
small satellites during its grand finale stage. These measurements were performed in order …

Interior properties of the inner Saturnian moons from space astrometry data

V Lainey, B Noyelles, N Cooper, N Rambaux, C Murray… - Icarus, 2019 - Elsevier
During the thirteen years in orbit around Saturn before its final plunge, the Cassini
spacecraft provided more than ten thousand astrometric measurements. Such large …

Characterising the interior of five inner Saturnian moons using Cassini ISS data

V Lainey, N Rambaux, N Cooper… - Astronomy & …, 2023 - aanda.org
Context. The Cassini-Huygens space mission provided a huge amount of data for the
Saturnian system. While the mission ended in September 2017, there is still much …

Strong tidal energy dissipation in Saturn at Titan's frequency as an explanation for Iapetus orbit

W Polycarpe, M Saillenfest, V Lainey, A Vienne… - Astronomy & …, 2018 - aanda.org
Context. Natural satellite systems present a large variety of orbital configurations in the solar
system. While some are clearly the result of known processes, others still have largely …

First astrometric reduction of Cassini Imaging Science Subsystem images using an automatic procedure: application to Enceladus images 2013–2017

QF Zhang, V Lainey, NJ Cooper… - Monthly Notices of …, 2018 - academic.oup.com
We provide new astrometric observations of Enceladus from images taken using the Cassini
Imaging Science Subsystem (ISS) Narrow-Angle Camera. Astrometric reduction was …

Image processing for precise geometry determination

I Belgacem, G Jonniaux, F Schmidt - Planetary and Space Science, 2020 - Elsevier
Reliable spatial information can be difficult to obtain in planetary remote sensing
applications because of errors present in the metadata of images taken with space probes …

[HTML][HTML] Complementary astrometry of Cassini Imaging Science Subsystem images of phoebe

QF Zhang, WH Qin, YL Ma, V Lainey, NJ Cooper… - Planetary and Space …, 2022 - Elsevier
Phoebe is the only major satellite of Saturn with a retrograde orbit. The Cassini Imaging
Science Subsystem (ISS) took a lot of Phoebe images between 2004 and 2017, but only a …