Compositions and interior structures of the large moons of Uranus and implications for future spacecraft observations

J Castillo‐Rogez, B Weiss… - Journal of …, 2023 - Wiley Online Library
The five large moons of Uranus are important targets for future spacecraft missions. To
motivate and inform the exploration of these moons, we model their internal evolution …

Fresh emplacement of hydrated sodium chloride on Ceres from ascending salty fluids

MC De Sanctis, E Ammannito, A Raponi, A Frigeri… - Nature …, 2020 - nature.com
The surface and internal structure of Ceres show evidence of a global process of aqueous
alteration, indicating the existence of an ocean in the past. However, it is not clear whether …

Relict ocean worlds: Ceres

MC De Sanctis, G Mitri, J Castillo-Rogez… - Space Science …, 2020 - Springer
The aim of this chapter is to describe available evidence for the existence of relict ocean
worlds. The focus is on Ceres as a clear example of such a world as indicated by the results …

Ammonium-rich bright areas on Ceres demonstrate complex chemical activity

MC De Sanctis, E Ammannito, FG Carrozzo… - … Earth & Environment, 2024 - nature.com
The dwarf planet Ceres has been proven to be a world with an extraordinary diversity of
chemical species formed in aqueous environments. Dantu crater, being one of the largest …

Recent replenishment of aliphatic organics on Ceres from a large subsurface reservoir

MC De Sanctis, GA Baratta, JR Brucato… - Science …, 2024 - science.org
Ceres hosts notable aliphatic-organic concentrations, ranging from approximately 5 to> 30
weight% in specific surface areas. The origins and persistence of these organics are under …

Geophysical evolution during rocky planet formation

T Lichtenberg, LK Schaefer, M Nakajima… - arxiv preprint arxiv …, 2022 - arxiv.org
Progressive astronomical characterization of planet-forming disks and rocky exoplanets
highlight the need for increasing interdisciplinary efforts to understand the birth and life cycle …

[HTML][HTML] The COSPAR planetary protection policy for missions to Icy Worlds: A review of history, current scientific knowledge, and future directions

PT Doran, A Hayes, O Grasset, A Coustenis… - Life Sciences in Space …, 2024 - Elsevier
Recent discoveries related to the habitability and astrobiological relevance of the outer Solar
System have expanded our understanding of where and how life may have originated. As a …

Ceres: Astrobiological target and possible ocean world

JC Castillo-Rogez, M Neveu, JEC Scully, CH House… - Astrobiology, 2020 - liebertpub.com
Ceres, the most water-rich body in the inner solar system after Earth, has recently been
recognized to have astrobiological importance. Chemical and physical measurements …

The insulating effect of methane clathrate crust on Titan's thermal evolution

K Kalousová, C Sotin - Geophysical Research Letters, 2020 - Wiley Online Library
Saturn's largest moon Titan is unique for its dense, methane‐rich atmosphere, with ongoing
complex organics chemistry, and the hydrocarbon lakes and seas on its frigid surface. Titan …

In search of subsurface oceans within the Uranian moons

CJ Cochrane, SD Vance, TA Nordheim… - Journal of …, 2021 - Wiley Online Library
Abstract The Galileo mission to Jupiter discovered magnetic signatures associated with
hidden subsurface oceans at the moons Europa and Callisto using the phenomenon of …