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Uranus' rings appear edge-on to the Earth in August 2007 (far right). The series of infrared images shows the change in viewing aspect, or ring opening angle. (I de Pater/H Hammel/W M Keck)
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Uranus' rings appear edge-on to the Earth in August 2007 (far right). The series of infrared images shows the change in viewing aspect, or ring opening angle. (I de Pater/H Hammel/W M Keck) |