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Dwarf planet (1) Ceres surface bluing due to high porosity resulting from sublimation

Authors
  • Schröder, Stefan E.1
  • Poch, Olivier2
  • Ferrari, Marco3
  • Angelis, Simone De3
  • Sultana, Robin2
  • Potin, Sandra M.2
  • Beck, Pierre2
  • De Sanctis, Maria Cristina3
  • Schmitt, Bernard2
  • 1 Deutsches Zentrum für Luft- und Raumfahrt (DLR), Berlin, 12489, Germany , Berlin (Germany)
  • 2 Institut de Planétologie et d’Astrophysique de Grenoble (IPAG), Grenoble, 38000, France , Grenoble (France)
  • 3 Istituto di Astrofisica e Planetologia Spaziali-INAF, Rome, 00133, Italy , Rome (Italy)
Type
Published Article
Journal
Nature Communications
Publisher
Springer Nature
Publication Date
Jan 12, 2021
Volume
12
Issue
1
Identifiers
DOI: 10.1038/s41467-020-20494-5
Source
Springer Nature
License
Green

Abstract

The origin of blue ejecta around the fresh craters of dwarf planet Ceres is unknown. Here, the authors show that the blue color results from high porosity of the surface, induced by sublimation of ice-phyllosilicate mixture produced by impacts.

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