Thursday, December 22, 2005

more rings around uranus

Astronomers announced today they have spied two more rings encircling Uranus, the first such discovery since the Voyager 2 spacecraft flew past the planet nearly two decades ago. The faint, dusty rings orbit outside of Uranus' previously known ring system, but within the orbits of its large moons, said Mark Showalter, an astronomer at the SETI Institute in Mountain View, California, who made the discovery.


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