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November 2005 Top Stories


Mimas, Rings, and a Darkened Saturn »» Mimas, Rings, and a Darkened Saturn

[Thursday, November 3, 2005] This image was taken on October 31, 2005 and received on Earth November 02, 2005. The camera was pointing toward Mimas at approximately 1,134,119 kilometers away, and the image was taken using the P0 and GRN filters.

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Big Bangs on Tethys »» Big Bangs on Tethys

[Thursday, November 3, 2005] Cassini offers up this nice view of the craters Odysseus (at the top) and Melanthius (at the bottom) on Saturn's moon Tethys. Melanthius appears to have an elongated mountain range, rather than a single central peak, at its center.

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Dione's Canyonlands »» Dione's Canyonlands

[Thursday, November 3, 2005] The Cassini spacecraft views the far-off wispy canyons of Saturn's moon Dione and sees an interesting dichotomy between the bright wisps and the bright south polar region at the bottom.

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Tethys Meets Dione »» Tethys Meets Dione

[Thursday, November 3, 2005] This image shows Saturn's moon Tethys partially occulting the moon Dione. The difference in the surface brightness of the two moons is immediately apparent.

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Pinpointing Huygens Landing Site »» Pinpointing Huygens Landing Site

[Thursday, November 3, 2005] As Cassini continued to orbit Saturn, its imaging science subsystem and visual and infrared mapping spectrometer mapped the region where the Huygens probe landed.

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Cassini Movie: Tethys Meets Dione »» Cassini Movie: Tethys Meets Dione

[Thursday, November 3, 2005] This brief movie catches Saturn's moon Tethys partially occulting the moon Dione. It shows the trailing hemispheres of both moons (terrain centered on roughly 270 degrees longitude). Some rotation is evident on Tethys during the sequence.

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Cassini Significant Events  for 10/27/05 - 11/01/05 »» Cassini Significant Events for 10/27/05 - 11/01/05

[Friday, November 4, 2005] The most recent spacecraft telemetry was acquired Tuesday, November 1, from the Goldstone tracking stations. The Cassini spacecraft is in an excellent state of health and is operating normally.

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Naming New Lands: October Titan Flyby - with Labels »» Naming New Lands: October Titan Flyby - with Labels

[Friday, November 4, 2005] Like an ancient mariner charting the coastline of an unexplored wilderness, Cassini's repeated encounters with Titan are turning a mysterious world into a more familiar place.

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Cassini spacecraft provides compelling evidence for patterns resembling spokes on a pinwheel in Saturn's outer ring »» Cassini spacecraft provides compelling evidence for patterns resembling spokes on a pinwheel in Saturn's outer ring

[Wednesday, November 9, 2005] By watching a distant star as it passed behind Saturn's outer rings, astronomers on NASA's Cassini-Huygens mission to Saturn have found the most direct evidence to date of patterns, called gravitational wakes, within the planet's outer rings.

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Cassini Significant Events for 11/02/05 - 11/09/05 »» Cassini Significant Events for 11/02/05 - 11/09/05

[Friday, November 11, 2005] The most recent spacecraft telemetry was acquired Wednesday, November 9, from the Goldstone tracking stations. The Cassini spacecraft is in an excellent state of health and is operating normally.

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The Face-off: Tethys, Dione, and Saturn's Rings »» The Face-off: Tethys, Dione, and Saturn's Rings

[Monday, November 14, 2005] Dione and Tethys face each other across the gulf of Saturn's rings. Here, the Cassini spacecraft looks on the Saturn-facing hemisphere of Tethys below and the anti-Saturn side of Dione above. The dark groove in the rings is the Cassini Division.

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Iapetus »» Iapetus

[Tuesday, November 15, 2005] This image was taken on November 04, 2005 and received on Earth November 05, 2005. The camera was pointing toward Iapetus at approximately 1,433,930 kilometers away, and the image was taken using the CL1 and IR3 filters.

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Prometheus »» Prometheus

[Tuesday, November 15, 2005] This image was taken on November 07, 2005 and received on Earth November 08, 2005. The camera was pointing toward Prometheus at approximately 2,846,777 kilometers away, and the image was taken using the CL1 and CL2 filters.

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Satellite Trio »» Satellite Trio

[Tuesday, November 15, 2005] This excellent grouping of three moons --Dione, Tethys and Pandora-- near the rings provides a sampling of the diversity of worlds that exists in Saturn's realm.

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Iapetus - Another View »» Iapetus - Another View

[Tuesday, November 15, 2005] This image was taken on November 10, 2005 and received on Earth November 11, 2005. The camera was pointing toward Iapetus at approximately 521,027 kilometers away, and the image was taken using the P60 and MT2 filters.

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Wisps in Color »» Wisps in Color

[Tuesday, November 15, 2005] Saturn's moon Dione is about to swing around the edge of the thin F ring in this color view. More than one thin strand of the F ring's tight spiral can be seen here.

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Titan's Ultraviolet Haze »» Titan's Ultraviolet Haze

[Tuesday, November 15, 2005] Looking back toward the sun brings out the thin haze that hovers 500 kilometers (310 miles) above Saturn's moon Titan.

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Graceful Lanes of Ice »» Graceful Lanes of Ice

[Tuesday, November 15, 2005] The dark Cassini Division, within Saturn's rings, contains a great deal of structure. The sharp inner boundary of the division is the outer edge of the massive B ring and is maintained by the gravitational influence of the moon Mimas.

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Pandora's Color Close-up »» Pandora's Color Close-up

[Wednesday, November 16, 2005] Cassini's best close-up view of Saturn's F ring shepherd moon, Pandora, shows that this small ring-moon is coated in fine dust-sized icy material.

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Colorful Cratered Calypso »» Colorful Cratered Calypso

[Thursday, November 17, 2005] This color image provides the best look yet at Saturn's moon Calypso, a Trojan (trailing moon) of the larger moon Tethys. Calypso trails Tethys in its orbit by 60 degrees.

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Cassini Significant Events for 11/10/05 - 11/16/05 »» Cassini Significant Events for 11/10/05 - 11/16/05

[Sunday, November 20, 2005] The most recent spacecraft telemetry was acquired Wednesday, November 16, from the Goldstone tracking stations. The Cassini spacecraft is in an excellent state of health and is operating normally.

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Captivating Dione »» Captivating Dione

[Tuesday, November 22, 2005] The soft appearance of Dione's wispy terrains belies their true nature. They are, in fact, complex systems of crisp, braided fractures that cover the moon's trailing hemisphere.

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The Land Beneath the Murk »» The Land Beneath the Murk

[Tuesday, November 22, 2005] The "H"-shaped region Fensal-Aztlan is faintly visible on Saturn's murky moon Titan in this enhanced clear-filter view from Cassini.

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Dione and Saturn's Rings »» Dione and Saturn's Rings

[Tuesday, November 22, 2005] This image was taken on November 21, 2005 and received on Earth November 21, 2005. The camera was pointing toward Dione at approximately 2,223,124 kilometers away.

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Sleek Rings, Rugged Moon »» Sleek Rings, Rugged Moon

[Tuesday, November 22, 2005] Rhea floats below the innermost regions of Saturn's amazing rings. This view of the Saturn-facing hemisphere of Rhea (1,528 kilometers, or 949 miles across) allows a glimpse of the wispy terrain that covers the trailing hemisphere of Rhea.

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Cassini Significant Events  for 11/17/05 - 11/21/05 »» Cassini Significant Events for 11/17/05 - 11/21/05

[Wednesday, November 23, 2005] The most recent spacecraft telemetry was acquired Monday, November 21, from the Goldstone tracking stations. The Cassini spacecraft is in an excellent state of health and is operating normally.

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Rhea Close Up »» Rhea Close Up

[Sunday, November 27, 2005] This image was taken on November 26, 2005 and received on Earth November 27, 2005. The camera was pointing toward Rhea at approximately 172,530 kilometers away.

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Rhea Close Up (2) »» Rhea Close Up (2)

[Sunday, November 27, 2005] This image was taken on November 26, 2005 and received on Earth November 27, 2005. The camera was pointing toward Rhea at approximately 141,152 kilometers away.

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Rhea and Saturn's Rings »» Rhea and Saturn's Rings

[Sunday, November 27, 2005] This image was taken on November 26, 2005 and received on Earth November 27, 2005. The camera was pointing toward Rhea at approximately 79,377 kilometers away.

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Rhea Close Up (3) »» Rhea Close Up (3)

[Sunday, November 27, 2005] This image was taken on November 26, 2005 and received on Earth November 27, 2005. The camera was pointing toward Rhea at approximately 78,481 kilometers away.

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Rhea and Saturn's Rings Close Up »» Rhea and Saturn's Rings Close Up

[Sunday, November 27, 2005] This image was taken on November 26, 2005 and received on Earth November 27, 2005. The camera was pointing toward Rhea at approximately 76,689 kilometers away.

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Rhea  Close Up (4) »» Rhea Close Up (4)

[Sunday, November 27, 2005] This image was taken on November 26, 2005 and received on Earth November 27, 2005. The camera was pointing toward Rhea at approximately 171,516 kilometers away.

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At Carthage Linea »» At Carthage Linea

[Sunday, November 27, 2005] Dione's icy surface is scarred by craters and sliced up by multiple generations of geologically-young bright fractures. Numerous fine, roughly-parallel linear grooves run across the terrain in the upper left corner.

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Herschel Sees the Sun »» Herschel Sees the Sun

[Sunday, November 27, 2005] Impact-battered Mimas steps in front of Saturn's rings, showing off its giant 130-kilometer (80-mile) wide crater Herschel.

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Rhea Up Close (5) »» Rhea Up Close (5)

[Monday, November 28, 2005] This image was taken on November 26, 2005 and received on Earth November 28, 2005. The camera was pointing toward Rhea at approximately 531 kilometers away.

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Spray Above Enceladus »» Spray Above Enceladus

[Monday, November 28, 2005] A fine spray of small, icy particles emanating from the warm, geologically unique province surrounding the south pole of Saturn's moon Enceladus was observed in a Cassini narrow-angle camera image of the crescent moon taken on Jan. 16, 2005.

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Fountains of Enceladus - Image #2 »» Fountains of Enceladus - Image #2

[Monday, November 28, 2005] Recent Cassini images of Saturn's moon Enceladus backlit by the sun show the fountain-like sources of the fine spray of material that towers over the south polar region.

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Fountains of Enceladus »» Fountains of Enceladus

[Monday, November 28, 2005] This image was taken looking more or less broadside at the "tiger stripe" fractures observed in earlier Enceladus images. It shows discrete plumes of a variety of apparent sizes above the limb of the moon.

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Highlights of ESA's Huygens mission »» Highlights of ESA's Huygens mission

[Wednesday, November 30, 2005] After a seven-year journey on board the Cassini spacecraft, ESA's Huygens probe was released on 25 Dec 2004. It reached the upper layer of Titan's atmosphere on 14 Jan 2005 and landed on the surface after a parachute descent of 2 hours and 28 minutes.

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Titan's turbulence surprises scientists »» Titan's turbulence surprises scientists

[Wednesday, November 30, 2005] Strong turbulence in the upper atmosphere, a second ionospheric layer and possible lightning were among the surprises found by the Huygens Atmospheric Structure Instrument (HASI) during the descent to Titan's surface.

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Tide out on Titan? A soft solid surface for Huygens »» Tide out on Titan? A soft solid surface for Huygens

[Wednesday, November 30, 2005] The Surface Science Package (SSP) revealed that Huygens could have hit and cracked an ice "pebble" on landing, and then it slumped into a sandy surface possibly dampened by liquid methane. Had the tide on Titan just gone out?

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Rain, winds and haze during the descent to Titan »» Rain, winds and haze during the descent to Titan

[Wednesday, November 30, 2005] The high-resolution images taken in Titan's atmosphere by the Descent Imager/Spectral Radiometer (DISR) were spectacular. Both DISR and the Doppler Wind Experiment data have given Huygens scientists much to think about.

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Titan's Mysterious Methane Comes From Inside, Not The Surface »» Titan's Mysterious Methane Comes From Inside, Not The Surface

[Wednesday, November 30, 2005] The methane giving an orange hue to Saturn's giant moon Titan likely comes from geologic processes in its interior according to measurements from the Gas Chromatograph Mass Spectrometer, an instrument aboard the Huygens Probe.

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Scientists Find Huygens Probe Landing Site and Release New Animation of Titan »» Scientists Find Huygens Probe Landing Site and Release New Animation of Titan

[Wednesday, November 30, 2005] Scientists have discovered exactly where on Saturn's largest moon, Titan, the Huygens probe landed last January. Knowing the landing location will allow them to directly compare data from Huygens with remote sensing data from NASA's Cassini orbiter.

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Titan gives clues to Earth's early history »» Titan gives clues to Earth's early history

[Wednesday, November 30, 2005] Readings from the Huygens probe of the surface and atmosphere around Saturn's largest moon, Titan, give researchers a peek back through time to when and how Earth's atmosphere formed, and how our primitive planet looked before life took a foothold here.

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