September 2004 Top Stories
»» Iapetus: Light and Dark
[Wednesday, September 01, 2004] The dark material that coats one hemisphere of Saturn's moon Iapetus is very dark, as these two processed views of the same image demonstrate.
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»» Cassini Reveals Saturn's Cool Rings
[Thursday, September 02, 2004] Cassini has taken the most detailed temperature measurements to date of Saturn's rings. Data taken by the composite infrared spectrometer instrument on the spacecraft while entering Saturn's orbit show the cool and relatively warm regions of
the rings.
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»» Phoebe in 3-D
[Friday, September 03, 2004] Phoebe's violent, cratered past is more evident in this 3-D image of the tiny moon. The Sun is coming from the left, illuminating craters and bumps on the surface, along with a prominent ridge-like feature in the middle.
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»» Cassini Significant Events for 08/26/04 - 08/31/04
[Friday, September 03, 2004] Last week Cassini passed apoapsis, the farthest point from Saturn. It also marked the transition between Rev 0 and Rev A - Rev being another term for orbit - and marks the start of Cassini's approach to Titan for the Titan-a encounter in October.
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»» New Object in F ring
[Thursday, September 09, 2004] A small new found object, temporarily designated S/2004 S 3, has been seen orbiting Saturn's outer F ring. The tiny object, seen centered in a green box, orbits the planet at a distance of approx. 141,000 kilometers from the center of Saturn.
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»» NASA Cassini Image: Atlas Ring
[Thursday, September 09, 2004] A new found ring of material, S/2004 1 R, in the orbit of Saturn's moon Atlas has been seen in this view of the region between the edge of Saturn's A ring and the F ring.
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»» Cassini Significant Events for 08/26/04 - 08/31/04
[Monday, September 13, 2004] Last week Cassini passed apoapsis, the farthest point from Saturn in
its orbit, and in this case, in the entire tour.
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»» Cassini Significant Events for 09/01/04 - 09/08/04
[Tuesday, September 14, 2004] Science activities this week included optical remote sensing scans and
movies of Saturn's south pole to observe waves and storms at southern
latitudes, ultraviolet mosaics of Saturn's magnetosphere, and mosaics of the
rings and Saturn's south pole.
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»» Strings of Shadowy Rings Drape Saturn
[Thursday, September 16, 2004] Saturn's ring shadows appear wrapped in a harmonious symphony with the planet in this color view from the Cassini spacecraft.
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»» Cassini Significant Events for 09/09/04 - 09/15/04
[Friday, September 17, 2004] In the last week, 1421 Imaging Subsystem (ISS) images arrived along with 88
Visual and Infrared Mapping Spectrometer (VIMS) cubes. Since Approach
Science began in January of this year, 20910 ISS images and 5239 VIMS cubes
have been returned.
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»» Huygens in-flight checkout test successful
[Friday, September 17, 2004] ESA's Huygens probe, now orbiting Saturn on board the NASA/ESA/ASI Cassini spacecraft, is in good health and successfully passed its fifteenth "In-Flight Checkout" on 14 September 2004.
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»» Cassini Significant Events for 09/16/04 - 09/22/04
[Friday, September 24, 2004] The most recent spacecraft telemetry was acquired from the Goldstone
tracking station on Wednesday, September 22. The Cassini spacecraft is in an excellent state of health and is operating normally.
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