Results 81 to 90 of about 19,918 (257)

Rough Estimates of Solar System Gravitomagnetic Effects in Post-Newtonian Gravity

open access: yesUniverse
In order to properly describe the gravity interactions, including the mass currents, in gravitomagnetism, we construct four Maxwell-type gravitational equations that are shown to be analogs of the Maxwell equations in electromagnetism.
Soon-Tae Hong
doaj   +1 more source

The Composition of Saturn's Rings [PDF]

open access: yesIcarus, 2002
Abstract A composite spectrum between 0.30 and 4.05 μm of Saturn's rings is analyzed using the Shkuratov scattering theory (Shkuratov et al. 1999, Icarus 137 , 235–246). Several types of surface and composition are discussed. We demonstrate that both the strong reddening over the interval 0.3–0.7 μm and the water ice absorption features are well ...
openaire   +1 more source

Saturn [PDF]

open access: yes
This lithograph shows images of Saturn, its rings, and four of its moons. The images were captured by the Voyager 1 and 2 spacecraft. They are accompanied by a brief description and history, some statistical facts, and important dates in the exploration ...

core  

Conclusions and recommendations: Exploration of the Saturn system [PDF]

open access: yes
Saturn missions have the following principal goals, in order of importance: (1) Intensive investigation of the atmosphere of Saturn; (2) determination of regional surface chemistry and properties of the surface features of satellites and properties of ...
Hunten, D. M.
core   +1 more source

Voyager imaging science investigations [PDF]

open access: yes
The Voyager imaging science experiment objectives at Saturn include exploratory reconnaissance of Saturn, its satellites and its rings.
Smith, B. A.
core   +1 more source

Ring particle sizes and composition derived from eclipse cooling curves and reflection spectra [PDF]

open access: yes
The probable chemistry of the Saturn rings is reviewed. Reflectance spectra for H20 and NH3 frosts and Saturn's rings are compared, along with temperature dependence of 1.6 microns water frost feature.
Kieffer, H. H.
core   +1 more source

Planetary ring studies [PDF]

open access: yes
The following topics are covered: (1) characterization of the fine scale structure in Saturn's A and B rings; (2) ballistic transport modeling and evolution of fine ring structure; (3) faint features in the rings of Saturn; (4) the Encke moonlet; (5 ...
Cuzzi, Jeffrey N.   +5 more
core   +1 more source

Origin and Evolution of Saturn's Ring System

open access: yes, 2009
The origin and long-term evolution of Saturn's rings is still an unsolved problem in modern planetary science. In this chapter we review the current state of our knowledge on this long-standing question for the main rings (A, Cassini Division, B, C), the
A. Brahic   +201 more
core   +1 more source

The Mariner Jupiter/Saturn photopolarimeter experiment [PDF]

open access: yes
Observations of Saturn's rings by the Mariner Jupiter/Saturn photopolarimeter are studied. From these observations attempts were made to: (1) determine the size, shape, albedo, distribution, and orientation of particles in the rings, (2) measure ...
Lillie, C. F.
core   +1 more source

The Saturn System [Book Review] [PDF]

open access: yes, 1979
A book about the Saturn system which predates the imminent discoveries of Pioneer 11 and Voyager would seem to be premature. However, this compendium of review papers on Saturn, its satellites, its rings, and its magnetosphere is the most ...
Stevenson, David J.
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