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Cassini imaging science: initial results on Saturn's rings and small satellites

Authors :
Porco, C.C.
Baker, E.
Barbara, J.
Beurle, K.
Brahic, A.
Burns, J.A.
Charnoz, S.
Cooper, N.
Dawson, D.D.
Del Genio, A.D.
Denk, T.
Dones, L.
Dyudina, U.
Evans, M.W.
Giese, B.
Grazier, K.
Helfenstein, P.
Jacobson, R.A.
Johnson, T.V.
McEwen, A.
Murray, C.D.
Neukum, G.
Owen, W.M.
Perry, J.
Roatsch, T.
Spitale, J.
Squyres, S.
Thomas, P.
Tiscareno, M.
Turtle, E.
Vasavada, A.R.
Veverka, J.
Wagner, R.
West, R.
Source :
Science. February 25, 2005, Vol. 307 Issue 5713, p1226, 11 p.
Publication Year :
2005

Abstract

Major objectives of the Cassini Imaging Science investigation were the search for new satellites of Saturn within and external to the rings and determination of their orbits; refinement of the [...]<br />Images acquired of Saturn's rings and small moons by the Cassini Imaging Science Subsystem (ISS) during the first 9 months of Cassini operations at Saturn have produced many new findings. These include new saturnian moons; refined orbits of new and previously known moons; narrow diffuse rings in the F-ring region and embedded in gaps within the main rings; exceptionally fine-scale ring structure in moderate- to high-optical depth regions; new estimates for the masses of ring-region moons, as well as ring particle properties in the Cassini division, derived from the analysis of linear density waves; ring particle albedos in select ring regions; and never-before-seen phenomena within the rings.

Details

Language :
English
ISSN :
00368075
Volume :
307
Issue :
5713
Database :
Gale General OneFile
Journal :
Science
Publication Type :
Academic Journal
Accession number :
edsgcl.130136700