Ongoing hydrothermal activities within Enceladus

HW Hsu, F Postberg, Y Sekine, T Shibuya, S Kempf… - Nature, 2015 - nature.com
Detection of sodium-salt-rich ice grains emitted from the plume of the Saturnian moon
Enceladus suggests that the grains formed as frozen droplets from a liquid water reservoir …

Flux and composition of interstellar dust at Saturn from Cassini's Cosmic Dust Analyzer

N Altobelli, F Postberg, K Fiege, M Trieloff, H Kimura… - Science, 2016 - science.org
Interstellar dust (ISD) is the condensed phase of the interstellar medium. In situ data from the
Cosmic Dust Analyzer on board the Cassini spacecraft reveal that the Saturnian system is …

The geochemistry of Enceladus: Composition and controls

CR Glein, F Postberg, SD Vance - … and the icy moons of Saturn, 2018 - books.google.com
Enceladus is the first world beyond Earth for which we have diagnostic observational data
concerning the composition of an extant ocean. The abundances of chemical species in the …

In situ collection of dust grains falling from Saturn's rings into its atmosphere

HW Hsu, J Schmidt, S Kempf, F Postberg… - Science, 2018 - science.org
INTRODUCTION During the Cassini spacecraft's Grand Finale mission in 2017, it performed
22 traversals of the 2000-km-wide region between Saturn and its innermost D ring. During …

The science case for an orbital mission to Uranus: exploring the origins and evolution of ice giant planets

CS Arridge, N Achilleos, J Agarwal, CB Agnor… - Planetary and Space …, 2014 - Elsevier
Giant planets helped to shape the conditions we see in the Solar System today and they
account for more than 99% of the mass of the Sun's planetary system. They can be …

Radial compositional profile of Saturn's E ring indicates substantial space weathering effects

L Nölle, F Postberg, J Schmidt, F Klenner… - Monthly Notices of …, 2024 - academic.oup.com
Saturn's large and diffuse E ring is populated by microscopic water ice dust particles, which
originate from the Enceladus plume. Cassini's Cosmic Dust Analyser sampled these ice …

Explorer of Enceladus and Titan (E2T): Investigating ocean worlds' evolution and habitability in the solar system

G Mitri, F Postberg, JM Soderblom, P Wurz… - Planetary and space …, 2018 - Elsevier
Titan, with its organically rich and dynamic atmosphere and geology, and Enceladus, with its
active plume, both harbouring global subsurface oceans, are prime environments in which …

Enceladus as a potential oasis for life: Science goals and investigations for future explorations

G Choblet, G Tobie, A Buch, O Čadek, LM Barge… - Experimental …, 2022 - Springer
Enceladus is the first planetary object for which direct sampling of a subsurface water
reservoir, likely habitable, has been performed. Over a decade of flybys and seven …

Particle entrainment and rotating convection in Enceladus' ocean

AM Schoenfeld, EK Hawkins, KM Soderlund… - … Earth & Environment, 2023 - nature.com
Observations from Cassini have identified nanometer-sized silica grains in Saturn's E-ring
although their origin is unclear. Tidal deformation within Enceladus' silicate core has been …

Pollution resistance of Saturn's ring particles during micrometeoroid impact

R Hyodo, H Genda, G Madeira - Nature Geoscience, 2025 - nature.com
Saturn's rings have been estimated to be as young as about 100 to 400 million years old
according to the hypothesis that non-icy micrometeoroid bombardment acts to darken the …