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View Full Version : Aldebaran Slips Behind the Rings



Fraser
2006-Oct-10, 02:09 PM
In this Cassini image, the bright giant red star Aldebaran slips behind Saturn's rings. This kind of view is known as a stellar occultation, and it gives scientists an opportunity to study the rings themselves by how the block and distort light from the star. The star's light fluctuates as it passes behind various regions of the rings, providing details on ring thickness and composition.

Read the full blog entry (http://www.universetoday.com/2006/10/10/aldebaran-slips-behind-the-rings/)