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Cassini imaging search rules out rings around Rhea
Author(s) -
Tiscareno Matthew S.,
Burns Joseph A.,
Cuzzi Jeffrey N.,
Hedman Matthew M.
Publication year - 2010
Publication title -
geophysical research letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.007
H-Index - 273
eISSN - 1944-8007
pISSN - 0094-8276
DOI - 10.1029/2010gl043663
Subject(s) - low earth orbit , saturn , satellite , astrobiology , rings of saturn , remote sensing , astronomy , orbit (dynamics) , physics , geology , computer science , aerospace engineering , engineering , planet
We have conducted an intensive search using the Cassini ISS narrow‐angle camera to identify any material that may orbit Rhea. Our results contradict an earlier and surprising inference that Rhea, the second‐largest moon of Saturn, possesses a system of narrow rings embedded in a broad circum‐satellite disk or cloud.