Galerie de photos des anneaux de la planète Saturne

<h1>PIA08955: Spoke Set</h1><div class="PIA08955" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>This Cassini spacecraft view shows a group of more than a dozen spokes in Saturn's outer B ring. The B ring displays the azimuthal asymmetry, or variation with longitude around the planet, that is characteristic of the spoke-forming region.</p><p>The large spoke feature above center -- most likely a grouping of multiple spokes -- is about 5,000 kilometers (3,100 miles) long and 2,000 kilometers (1,200 miles) wide.</p><p>Left of center, two dark gaps mark the Cassini Division (4,800 kilometers, or 2,980 miles wide).</p><p>This view looks toward the unilluminated side of the rings from about 9 degrees above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on April 28, 2007 at a distance of approximately 1.6 million kilometers (1 million miles) from Saturn. Image scale is 9 kilometers (6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08955" onclick="window.open(this.href); return false;" title="Voir l'image PIA08955: Spoke Set sur le site de la NASA">Voir l'image PIA08955: Spoke Set sur le site de la NASA.</a></div>
PIA08955: Spoke Set
<h1>PIA08957: In-between Moon</h1><div class="PIA08957" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>A small icy world plies the space between Saturn's A and F rings.</p><p>Atlas (32 kilometers, or 20 miles across) is seen here, along with clumps of material in the F ring.</p><p>This view looks toward the unilluminated side of the rings from about 13 degrees above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on April 29, 2007 at a distance of approximately 1.8 million kilometers (1.1 million miles) from Atlas. Image scale is 11 kilometers (7 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08957" onclick="window.open(this.href); return false;" title="Voir l'image PIA08957: In-between Moon sur le site de la NASA">Voir l'image PIA08957: In-between Moon sur le site de la NASA.</a></div>
PIA08957: In-between Moon
<h1>PIA08959: Difference on the Dark Side</h1><div class="PIA08959" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Saturn's A ring displays a marked asymmetry in brightness between the region nearer to the Cassini spacecraft and the region farther from it. The A ring is the broad, bright section of the rings outside of the dark B ring. The asymmetry may help scientists understand various properties of the rings, such as the sizes of the particles and their arrangement into clumps.</p><p>The rings' dark shadows hug Saturn's northern hemisphere.</p><p>This view looks toward the unilluminated side of the rings from about 7 degrees above the ringplane. The planet is overexposed in this observation, which was designed to capture details in the rings.</p><p>The image was taken in visible light with the Cassini spacecraft wide-angle camera on May 14, 2007 at a distance of approximately 1.8 million kilometers (1.1 million miles) from Saturn. Image scale is 101 kilometers (63 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08959" onclick="window.open(this.href); return false;" title="Voir l'image PIA08959: Difference on the Dark Side sur le site de la NASA">Voir l'image PIA08959: Difference on the Dark Side sur le site de la NASA.</a></div>
PIA08959: Difference on the Dark Side
<h1>PIA08961: Entourage</h1><div class="PIA08961" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Saturn's brilliant rings are accompanied here by a pack of small moons.</p><p>Visible in this view, from lower left to center right are Mimas (397 kilometers, or 247 miles across), Janus (181 kilometers, or 113 miles across), Pandora (84 kilometers, or 52 miles across) and Prometheus (102 kilometers, or 63 miles across). The narrow F ring lies between the latter two, which are its "shepherd moons."</p><p>This view looks toward the unilluminated side of the rings from about 14 degrees above the ringplane. The planet's night side is visible through the rings at left. Saturn's shadow stretches across the ringplane above center.</p><p>The image was taken in visible green light with the Cassini spacecraft wide-angle camera on April 29, 2007 at a distance of approximately 1.9 million kilometers (1.2 million miles) from Saturn. Image scale is 108 kilometers (67 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08961" onclick="window.open(this.href); return false;" title="Voir l'image PIA08961: Entourage sur le site de la NASA">Voir l'image PIA08961: Entourage sur le site de la NASA.</a></div>
PIA08961: Entourage
<h1>PIA08963: Odd Ring Out</h1><div class="PIA08963" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Saturn's odd but ever-intriguing F ring displays multiple lanes and several bright clumps. The Keeler and Encke gaps are visible in the outer A ring, at right.</p><p>This view looks toward the unilluminated side of the rings from about 28 degrees above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on May 5, 2007 at a distance of approximately 2.1 million kilometers (1.3 million miles) from Saturn. Image scale is 12 kilometers (8 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08963" onclick="window.open(this.href); return false;" title="Voir l'image PIA08963: Odd Ring Out sur le site de la NASA">Voir l'image PIA08963: Odd Ring Out sur le site de la NASA.</a></div>
PIA08963: Odd Ring Out
<h1>PIA08969: Object of Interest</h1><div class="PIA08969" lang="en" style="width:439px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The Cassini spacecraft spies an intriguing bright clump in Saturn's F ring. Also of interest is the dark gash that appears to cut through the ring immediately below the clump. Scientists continue to monitor this ring for small, transient clumps of material, as well as the effects of the shepherd moon Prometheus.</p><p>This view looks toward the unilluminated side of the rings from about 28 degrees above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on May 5, 2007 at a distance of approximately 2.1 million kilometers (1.3 million miles) from Saturn. Image scale is 12 kilometers (8 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08969" onclick="window.open(this.href); return false;" title="Voir l'image PIA08969: Object of Interest sur le site de la NASA">Voir l'image PIA08969: Object of Interest sur le site de la NASA.</a></div>
PIA08969: Object of Interest
<h1>PIA08973: Depth Sounding</h1><div class="PIA08973" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Cassini looks toward northern latitudes on Saturn and out across the ringplane. This infrared view probes clouds beneath the hazes that obscure the planet's depths in natural color views.</p><p>This image looks toward the unilluminated side of the rings from about 24 degrees above the ringplane. The rings' shadow drapes across the region north of the planet's bright equatorial band.</p><p>The image was taken with the Cassini spacecraft wide-angle camera using a spectral filter sensitive to wavelengths of light centered at 890 nanometers. The view was acquired on May 24, 2007 at a distance of approximately 1.5 million kilometers (1 million miles) from Saturn. Image scale is 89 kilometers (55 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08973" onclick="window.open(this.href); return false;" title="Voir l'image PIA08973: Depth Sounding sur le site de la NASA">Voir l'image PIA08973: Depth Sounding sur le site de la NASA.</a></div>
PIA08973: Depth Sounding
<h1>PIA08975: A-Ring Odyssey</h1><div class="PIA08975" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Immense Saturn is visible through the A ring as Pan coasts along its private corridor.</p><p>This view looks toward the unilluminated side of the rings from about 24 degrees above the ringplane. Pan (26 kilometers, or 16 miles across) drifts through the Encke Gap (325 kilometers, or 200 miles wide).</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on May 23, 2007 at a distance of approximately 1.6 million kilometers (1 million miles) from Pan. Image scale is 10 kilometers (6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08975" onclick="window.open(this.href); return false;" title="Voir l'image PIA08975: A-Ring Odyssey sur le site de la NASA">Voir l'image PIA08975: A-Ring Odyssey sur le site de la NASA.</a></div>
PIA08975: A-Ring Odyssey
<h1>PIA08977: Waving to Janus</h1><div class="PIA08977" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Cassini gazes down toward Saturn's unilluminated ringplane to find Janus hugging the outer edge of rings.</p><p>This view looks toward the rings from about three degrees above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on May 29, 2007 at a distance of approximately 1.5 million kilometers (900,000 miles) from Janus. Image scale is 9 kilometers (6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08977" onclick="window.open(this.href); return false;" title="Voir l'image PIA08977: Waving to Janus sur le site de la NASA">Voir l'image PIA08977: Waving to Janus sur le site de la NASA.</a></div>
PIA08977: Waving to Janus
<h1>PIA08982: Nightside Vista</h1><div class="PIA08982" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Graceful giant Saturn poses with a few of the small worlds it holds close. From this viewpoint the Cassini spacecraft can see across the entirety of the planet's shadow on the rings, to where the ringplane emerges once again into sunlight.</p><p>Tethys (1,071 kilometers, or 665 miles across) shines large and bright near the bottom of the scene. Pandora (84 kilometers, or 52 miles across) sits outside the F ring, below center. Epimetheus (116 kilometers, or 72 miles across) is a speck on the far side of the ringplane, immediately to the right of Saturn's limb. Most of the other bright specks near the rings are background stars.</p><p>This view looks toward the unilluminated side of the rings from about 8 degrees above the ringplane. The image has been brightened to enhance the appearance of the small moons.</p><p>The image was taken with the Cassini spacecraft wide-angle camera on June 2, 2007 using a spectral filter sensitive to wavelengths of infrared light centered at 918 nanometers. The view was obtained at a distance of approximately 2.2 million kilometers (1.4 million miles) from Saturn. Image scale is 131 kilometers (81 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08982" onclick="window.open(this.href); return false;" title="Voir l'image PIA08982: Nightside Vista sur le site de la NASA">Voir l'image PIA08982: Nightside Vista sur le site de la NASA.</a></div>
PIA08982: Nightside Vista
<h1>PIA08983: Puzzling Spokes</h1><div class="PIA08983" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The Cassini spacecraft spies multiple spokes in Saturn's outer B ring. The precise origin and evolution of these transient features continue to provide ring scientists with intriguing puzzles to solve.</p><p>Most of these spokes are about 4,000 kilometers (2,500 miles) long; the two near the bottom of the scene are about 1,000 kilometers (600 miles) wide. </p><p>This view looks toward the unilluminated side of the rings from about 8 degrees above the ringplane.</p><p>The image was taken in visible green light with the Cassini spacecraft narrow-angle camera on June 2, 2007. The view was acquired at a distance of approximately 2.2 million kilometers (1.4 million miles) from Saturn. Image scale is 13 kilometers (8 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08983" onclick="window.open(this.href); return false;" title="Voir l'image PIA08983: Puzzling Spokes sur le site de la NASA">Voir l'image PIA08983: Puzzling Spokes sur le site de la NASA.</a></div>
PIA08983: Puzzling Spokes
<h1>PIA08985: Three Meddlesome Moons</h1><div class="PIA08985" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The effects of three of Saturn's ring moons can be spotted in this single narrow-angle camera view.</p><p>The image has been strongly enhanced to better show the wakes on both sides of the Encke Gap caused by Pan (26 kilometers, or 16 miles across, left of center), as well as a hint of the edge waves in the narrow Keeler Gap caused by Daphnis (7 kilometers, 4.3 miles across, below center).</p><p>Bright Prometheus (102 kilometers, or 63 miles across, at right) pulls away from its latest close encounter with the F ring. The aftereffects of its recent passes are visible in the ring's inner edge.</p><p>This view looks toward the unilluminated side of the rings from about 10 degrees above the ringplane. Saturn's shadow cuts across the rings at the top of the scene.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 5, 2007 at a distance of approximately 2.3 million kilometers (1.4 million miles) from Pan. Image scale is 13 kilometers (8 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08985" onclick="window.open(this.href); return false;" title="Voir l'image PIA08985: Three Meddlesome Moons sur le site de la NASA">Voir l'image PIA08985: Three Meddlesome Moons sur le site de la NASA.</a></div>
PIA08985: Three Meddlesome Moons
<h1>PIA08987: Northern Sights</h1><div class="PIA08987" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Incredible swirling details in Saturn's northern clouds can be seen in this dazzling view. Shadows cast by the rings embrace the northern hemisphere.</p><p>The view looks toward the unilluminated side of the rings from about 16 degrees above the ringplane.</p><p>The image was taken with the Cassini spacecraft wide-angle camera on June 10, 2007 using a spectral filter sensitive to wavelengths of infrared light centered at 939 nanometers. The view was acquired at a distance of approximately 1.3 million kilometers (800,000 miles) from Saturn. Image scale is 72 kilometers (45 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08987" onclick="window.open(this.href); return false;" title="Voir l'image PIA08987: Northern Sights sur le site de la NASA">Voir l'image PIA08987: Northern Sights sur le site de la NASA.</a></div>
PIA08987: Northern Sights
<h1>PIA08988: C-Ring Variations</h1><div class="PIA08988" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>This bright, isolated plateau in the middle of the C ring displays interesting internal variations in brightness. The plateau is not high in terms of elevation, but rather in terms of its particle density (seen here as brightness), which is several times higher than the surrounding ring structure.</p><p>Ring scientists are working to understand what produces the sharp boundaries of the plateau features, as well as the nature of the internal variations in brightness.</p><p>This view looks toward the sunlit side of the rings from about 18 degrees below the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 12, 2007 at a distance of approximately 230,000 kilometers (143,000 miles) from Saturn. Image scale is 1 kilometer (3,353 feet) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08988" onclick="window.open(this.href); return false;" title="Voir l'image PIA08988: C-Ring Variations sur le site de la NASA">Voir l'image PIA08988: C-Ring Variations sur le site de la NASA.</a></div>
PIA08988: C-Ring Variations
<h1>PIA08990: D-Ring Structure</h1><div class="PIA08990" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Faint features in Saturn's innermost ring, the D ring, are brought into view in this strongly contrast-enhanced Cassini image. A few background stars are visible through the sheer ring as squiggly star trails.</p><p>The inner region of the C ring is seen at upper left. The faint diagonal wedge shape on the left side of the image was caused by stray light in the camera optics.</p><p>The view looks toward the sunlit side of the rings from about 18 degrees below the ringplane. </p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 12, 2007 at a distance of approximately 238,000 kilometers (148,000 miles) from Saturn. Image scale is 1 kilometer (0.6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08990" onclick="window.open(this.href); return false;" title="Voir l'image PIA08990: D-Ring Structure sur le site de la NASA">Voir l'image PIA08990: D-Ring Structure sur le site de la NASA.</a></div>
PIA08990: D-Ring Structure
<h1>PIA08992: Surging Across the Rings</h1><div class="PIA08992" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>A surge in brightness appears on the rings directly opposite the Sun from the Cassini spacecraft. This "opposition surge" travels across the rings as the spacecraft watches (see <a href="/catalog/PIA08267">PIA08267</a>).</p><p>See <a href="/catalog/PIA08247">PIA08247</a> for a detailed explanation of the opposition effect.</p><p>This view looks toward the sunlit side of the rings from about 9 degrees below the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft wide-angle camera on June 12, 2007 using a spectral filter sensitive to wavelengths of infrared light centered at 853 nanometers. The view was acquired at a distance of approximately 524,374 kilometers (325,830 miles) from Saturn. Image scale is 31 kilometers (19 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08992" onclick="window.open(this.href); return false;" title="Voir l'image PIA08992: Surging Across the Rings sur le site de la NASA">Voir l'image PIA08992: Surging Across the Rings sur le site de la NASA.</a></div>
PIA08992: Surging Across the Rings
<h1>PIA08993: Mimas and the Shepherds</h1><div class="PIA08993" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The shepherd moons Prometheus and Pandora drive the quirky F ring in its circuit of Saturn, while Mimas lurks in the distance.</p><p>This view looks toward the unilluminated side of the rings from about 22 degrees above the ringplane.</p><p>The image was taken in visible green light with the Cassini spacecraft wide-angle camera on May 23, 2007 at a distance of approximately 1.7 million kilometers (1.1 million miles) from Saturn. Image scale is about 106 kilometers (66 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08993" onclick="window.open(this.href); return false;" title="Voir l'image PIA08993: Mimas and the Shepherds sur le site de la NASA">Voir l'image PIA08993: Mimas and the Shepherds sur le site de la NASA.</a></div>
PIA08993: Mimas and the Shepherds
<h1>PIA08994: On Their Rounds</h1><div class="PIA08994" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The Cassini spacecraft spies two of the small, irregular moons that patrol the outer edges of Saturn's main rings.</p><p>Prometheus (102 kilometers, or 63 miles across) hugs the interior of the F ring right of center, while Janus (181 kilometers, or 113 miles across) hangs in the foreground below center. Hints of craters can be seen on Janus.</p><p>This view looks toward the unilluminated side of the rings from less than a degree above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 14, 2007 at a distance of approximately 1.6 million kilometers (1 million miles) from Saturn. Image scale is about 10 kilometers (6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08994" onclick="window.open(this.href); return false;" title="Voir l'image PIA08994: On Their Rounds sur le site de la NASA">Voir l'image PIA08994: On Their Rounds sur le site de la NASA.</a></div>
PIA08994: On Their Rounds
<h1>PIA08996: Sojourn at Saturn</h1><div class="PIA08996" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Off the shoulder of giant Saturn, a bright pinpoint marks the location of the ring moon Atlas (image center). Shadows cast by the C ring adorn the planet at upper right.</p><p>The thin boundary of Saturn's high haze layer can be seen immediately to the left of the planet's limb, near center.</p><p>This view looks toward the unilluminated side of the rings from less than a degree above the ringplane. Atlas is 32 kilometers (20 miles) across.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 17, 2007 at a distance of approximately 2.2 million kilometers (1.3 million miles) from Saturn. Image scale is about 13 kilometers (8 miles) per pixel.</p><p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08996" onclick="window.open(this.href); return false;" title="Voir l'image PIA08996: Sojourn at Saturn sur le site de la NASA">Voir l'image PIA08996: Sojourn at Saturn sur le site de la NASA.</a></div>
PIA08996: Sojourn at Saturn
<h1>PIA08997: Across the Dark Ringplane</h1><div class="PIA08997" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The Cassini spacecraft skims past Saturn's ringplane at a low angle, spotting two ring moons on the far side.</p><p>Pan (26 kilometers, or 16 miles across) sits within the Encke Gap right of center. Beyond the F ring hovers Pandora (84 kilometers, or 52 miles across).</p><p>This view looks toward the unilluminated side of the rings from less than a degree above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 14, 2007 at a distance of approximately 1.6 million kilometers (1 million miles) from Saturn. Image scale is about 10 kilometers (6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08997" onclick="window.open(this.href); return false;" title="Voir l'image PIA08997: Across the Dark Ringplane sur le site de la NASA">Voir l'image PIA08997: Across the Dark Ringplane sur le site de la NASA.</a></div>
PIA08997: Across the Dark Ringplane
<h1>PIA08999: Sidelong View</h1><div class="PIA08999" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Saturn's enchanting rings display crisply defined edges and strong contrast on their unilluminated side.</p><p>Atlas (32 kilometers, or 20 miles across) sits on the far side of the rings above center, between the A and F rings. This view was acquired from about 1 degree above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 21, 2007 at a distance of approximately 2.4 million kilometers (1.5 million miles) from Atlas. Image scale is 14 kilometers (9 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA08999" onclick="window.open(this.href); return false;" title="Voir l'image PIA08999: Sidelong View sur le site de la NASA">Voir l'image PIA08999: Sidelong View sur le site de la NASA.</a></div>
PIA08999: Sidelong View
<h1>PIA09002: Across the Disk</h1><div class="PIA09002" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>The dramatic plane of Saturn's rings is indeed a huge expanse. Gazing straight across the vertical center of this view, the Cassini spacecraft takes in more than 200,000 kilometers (124,000 miles) from one side of the rings to the other.</p><p>Atlas (32 kilometers, or 20 miles across) is gliding past below center.</p><p>This view looks toward the unilluminated side of the rings from about 2 degrees above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on June 24, 2007 at a distance of approximately 1.7 million kilometers (1.1 million miles) from Atlas. Image scale is 10 kilometers (6 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09002" onclick="window.open(this.href); return false;" title="Voir l'image PIA09002: Across the Disk sur le site de la NASA">Voir l'image PIA09002: Across the Disk sur le site de la NASA.</a></div>
PIA09002: Across the Disk
<h1>PIA09004: A Diverse Family</h1><div class="PIA09004" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Three of Saturn's brood are captured near the rings in this view from the Cassini spacecraft. Together they showcase the rich variety of worlds found in the Saturn system.</p><p>Pictured here are: Titan (5,150 kilometers, or 3,200 miles across) at upper left, Dione (1,126 kilometers, or 700 miles across) at right and Janus (181 kilometers, or 113 miles across) just above the rings left of center.</p><p>This view looks toward the unilluminated side of the rings from about 2 degrees above the ringplane. The planet is overexposed in this view.</p><p>The image was taken in visible red light with the Cassini spacecraft wide-angle camera on June 24, 2007 at a distance of approximately 1.8 million kilometers (1.1 million miles) from Saturn. Image scale is 183 kilometers (114 miles) per pixel on Titan, 132 kilometers (82 miles) per pixel on Dione and 115 kilometers (71 miles) per pixel at the distance of Janus.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09004" onclick="window.open(this.href); return false;" title="Voir l'image PIA09004: A Diverse Family sur le site de la NASA">Voir l'image PIA09004: A Diverse Family sur le site de la NASA.</a></div>
PIA09004: A Diverse Family
<h1>PIA09006: The Agitator</h1><div class="PIA09006" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Prometheus glides across the scene from left to right, sculpting and perturbing particles in Saturn's F ring. The bright core of the F ring is visible near the ring's ansa, or outer edge.</p><p>Prometheus is 102 kilometers (63 miles) across.</p><p>This view looks toward the illuminated side of the rings from about 2 degrees below the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft wide-angle camera on June 28, 2007 at a distance of approximately 279,000 kilometers (174,000 miles) from Saturn. Image scale is 17 kilometers (11 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09006" onclick="window.open(this.href); return false;" title="Voir l'image PIA09006: The Agitator sur le site de la NASA">Voir l'image PIA09006: The Agitator sur le site de la NASA.</a></div>
PIA09006: The Agitator
<h1>PIA09011: Crowded Sky</h1><div class="PIA09011" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>A string of icy moons stretches across the Saturn system in this view from nearly edge-on with the ringplane.</p><p>Nearest to the Cassini spacecraft is Rhea (1,528 kilometers, or 949 miles across) below center; then little Atlas (32 kilometers, or 20 miles across), huddled close to the narrow F ring. Dione (1,126 kilometers, or 700 miles across) floats in the distance beyond.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on July 8, 2007 at a distance of approximately 2.9 million kilometers (1.8 million miles) from Saturn. Image scale is 14 kilometers (9 miles) per pixel on Rhea and 19 kilometers (12 miles) per pixel on Dione.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09011" onclick="window.open(this.href); return false;" title="Voir l'image PIA09011: Crowded Sky sur le site de la NASA">Voir l'image PIA09011: Crowded Sky sur le site de la NASA.</a></div>
PIA09011: Crowded Sky
<h1>PIA09013: On Opposing Sides</h1><div class="PIA09013" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Two moons regard each other across a vast distance in this view from the Cassini spacecraft.<p></p>Mimas (397 kilometers, or 247 miles across, at bottom) is easily identified by its prominent crater, Herschel. Rhea (1,528 kilometers, or 949 miles across) sits beyond the rings, appearing almost to rest upon them.</p><p>This view was obtained from a perspective nearly edge-on with the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft narrow-angle camera on July 6, 2007 at a distance of approximately 2.6 million kilometers (1.6 million miles) from Mimas and 3.2 million kilometers (2 million miles) from Rhea. Image scale is 15 kilometers (9 miles) per pixel on Mimas and 19 kilometers (12 miles) per pixel on Rhea.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09013" onclick="window.open(this.href); return false;" title="Voir l'image PIA09013: On Opposing Sides sur le site de la NASA">Voir l'image PIA09013: On Opposing Sides sur le site de la NASA.</a></div>
PIA09013: On Opposing Sides
<h1>PIA09014: Darkside Lights</h1><div class="PIA09014" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Two small portions of Saturn's F ring shine brilliantly in scattered sunlight as Rhea floats in the distance beyond.</p><p>Rhea is 1,528 kilometers (949 miles) across.</p><p>This view looks toward the unilluminated side of the rings from less than a degree above the ringplane.</p><p>The image was taken in visible light with the Cassini spacecraft wide-angle camera on July 20, 2007. The view was obtained at a distance of approximately 915,000 kilometers (569,000 miles) from Rhea and at a Sun-Saturn-spacecraft, or phase, angle of 151 degrees. Image scale is 5 kilometers (3 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09014" onclick="window.open(this.href); return false;" title="Voir l'image PIA09014: Darkside Lights sur le site de la NASA">Voir l'image PIA09014: Darkside Lights sur le site de la NASA.</a></div>
PIA09014: Darkside Lights
<h1>PIA09016: Trio Near the Rings</h1><div class="PIA09016" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Three of Saturn's diverse family of moons are captured in this view.</p><p>Smoggy Titan (5,150 kilometers, or 3,200 miles across) hovers above the thin line of the rings. Much smaller Epimetheus (116 kilometers, or 72 miles across) is a mere speck at far left. Bright Enceladus (505 kilometers, or 314 miles across) sits directly in front of the ringplane from the Cassini spacecraft's vantage point.</p><p>Saturn's rings cast dark shadows onto its northern hemisphere. As the planet approaches equinox in 2009, the shadows will get closer and closer to the equator and shrink in extent, eventually to emerge in the Southern Hemisphere.</p><p>The image was taken in visible light with the Cassini spacecraft wide-angle camera on July 23, 2007. The view was acquired at a distance of approximately 1.4 million kilometers (889,000 miles) from Saturn. Image scale is 82 kilometers (51 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09016" onclick="window.open(this.href); return false;" title="Voir l'image PIA09016: Trio Near the Rings sur le site de la NASA">Voir l'image PIA09016: Trio Near the Rings sur le site de la NASA.</a></div>
PIA09016: Trio Near the Rings
<h1>PIA09721: Inclined Dione</h1><div class="PIA09721" lang="en" style="width:800px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Dione looms large before the rings of Saturn.</p><p>Atlas (32 kilometers, or 20 miles across) can be spotted to the lower left of the larger moon, peeking out from behind the rings.</p><p>This view looks toward the leading hemisphere of Dione (1,126 kilometers, or 700 miles across). North is up and rotated 25 degrees to the right. The view is toward the sunlit side of the rings from less than a degree below the ringplane.</p><p>The image was taken in visible green light with the Cassini spacecraft narrow-angle camera on July 22, 2007. The view was obtained at a distance of approximately 695,000 kilometers (432,000 miles) from Dione. Image scale is 4 kilometers (3 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09721" onclick="window.open(this.href); return false;" title="Voir l'image PIA09721: Inclined Dione sur le site de la NASA">Voir l'image PIA09721: Inclined Dione sur le site de la NASA.</a></div>
PIA09721: Inclined Dione
<h1>PIA09724: Moonwatching</h1><div class="PIA09724" lang="en" style="width:508px;text-align:left;margin:auto;background-color:#000;padding:10px;max-height:150px;overflow:auto;"><p>Two of Saturn's moons make appearances in this view in very different ways.</p><p>Janus (181 kilometers, or 113 miles across) glides past at bottom, near the edge-on ringplane. Above are the arcing shadows cast onto the northern hemisphere by the rings, along with the shadow of Mimas (397 kilometers, or 247 miles across) against a backdrop of wispy clouds. Mimas' shadow appears elliptical due to its projection onto the spheroidal shape of Saturn's visible atmosphere.</p><p>The image was taken with the Cassini spacecraft wide-angle camera on Aug. 5, 2007 using a spectral filter sensitive to wavelengths of infrared light centered at 750 nanometers. The view was acquired at a distance of approximately 4 million kilometers (2.5 million miles) from Saturn. Image scale is 47 kilometers (29 miles) per pixel.</p><p>The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter and its two onboard cameras were designed, developed and assembled at JPL. The imaging operations center is based at the Space Science Institute in Boulder, Colo.</p><p>For more information about the Cassini-Huygens mission visit <a href="http://saturn.jpl.nasa.gov">http://saturn.jpl.nasa.gov/home/index.cfm</a>. The Cassini imaging team homepage is at <a href="http://ciclops.org">http://ciclops.org</a>.</p><br /><br /><a href="http://photojournal.jpl.nasa.gov/catalog/PIA09724" onclick="window.open(this.href); return false;" title="Voir l'image PIA09724: Moonwatching sur le site de la NASA">Voir l'image PIA09724: Moonwatching sur le site de la NASA.</a></div>
PIA09724: Moonwatching