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The geomorphology of Ceres
D L Buczkowski1, B E Schmidt2, D A Williams3
1Johns Hopkins University Applied Physics Laboratory, Laurel, MD 20723, USA. debra.buczkowski@jhuapl.edu.
Science (New York, N.Y.)
|October 5, 2016
Summary
Analysis of Dawn spacecraft images reveals diverse surface features on Ceres, including craters, linear structures, and lobate flows. Evidence suggests potential cryovolcanism and near-surface ice, indicating localized ice deposits in the crust.
Area of Science:
- Planetary Science
- Geology
Background:
- Ceres, a dwarf planet, exhibits complex surface features.
- Understanding its geology is key to comprehending its evolution.
Purpose of the Study:
- To analyze the topography and geomorphology of features on Ceres using Dawn spacecraft data.
- To identify geological features indicative of geological processes and subsurface composition.
Main Methods:
- Analysis of Framing Camera image data from the Dawn spacecraft.
- Topographical and geomorphological evaluation of surface features.
Main Results:
- Ceres' surface is dominated by craters but also features linear structures, lobate flows, and domical features.
- Features suggestive of cryomagmatism and cryovolcanism were identified.
- Potentially ice-related geological formations were observed, despite limited direct detection of surface ice.
Conclusions:
- The geological diversity of Ceres suggests complex surface processes.
- Identified features imply the presence of localized near-surface ice and potential cryovolcanic activity in Ceres' crust.
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