Planned geological investigations of the Europa Clipper Mission

IJ Daubar, AG Hayes, GC Collins, KL Craft… - Space Science …, 2024 - Springer
Geological investigations planned for the Europa Clipper mission will examine the
formation, evolution, and expression of geomorphic structures found on the surface …

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 …

Insights into Ceres's evolution from surface composition

J Castillo‐Rogez, M Neveu… - … & Planetary Science, 2018 - Wiley Online Library
Inspired by the recent results of the Dawn mission, thermodynamic models of rock alteration
and brine evaporation have been used to help understand the conditions under which water …

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 …

Mineralogy of Occator crater on Ceres and insight into its evolution from the properties of carbonates, phyllosilicates, and chlorides

A Raponi, MC De Sanctis, FG Carrozzo, M Ciarniello… - Icarus, 2019 - Elsevier
Occator Crater on dwarf planet Ceres hosts the so-called faculae, several areas with
material 5 to 10 times the albedo of the average Ceres surface: Cerealia Facula, the …

Impact-driven mobilization of deep crustal brines on dwarf planet Ceres

CA Raymond, AI Ermakov, JC Castillo-Rogez… - Nature …, 2020 - nature.com
Ceres, the only dwarf planet in the inner Solar System, appears to be a relict ocean world.
Data collected by NASA's Dawn spacecraft provided evidence that global aqueous …

Surface‐to‐ocean exchange by the sinking of impact generated melt chambers on Europa

E Carnahan, SD Vance, R Cox… - Geophysical Research …, 2022 - Wiley Online Library
Impacts into icy bodies often generate near‐surface melt chambers and thermal
perturbations that soften the ice. We explore the post‐impact evolution of non‐penetrating …

Evidence for Nitrogen-bearing Species on Umbriel: Sourced from a Subsurface Ocean, Undifferentiated Crust, or Impactors?

RJ Cartwright, RA DeColibus… - The Planetary …, 2023 - iopscience.iop.org
Near-infrared spectra of Umbriel and the other classical Uranian moons exhibit 2.2 μm
absorption bands that could result from ammonia (NH 3) bearing species, possibly exposed …

Large-scale cryovolcanic resurfacing on Pluto

KN Singer, OL White, B Schmitt, EL Rader… - Nature …, 2022 - nature.com
Abstract The New Horizons spacecraft returned images and compositional data showing
that terrains on Pluto span a variety of ages, ranging from relatively ancient, heavily cratered …