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07 Oct 2009 09:42

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Tech: Thought Saturn’s other rings were cool? Check out this one.

Giant infrared ring around saturn
  • This ring is giant, way bigger than all the other ones, but we haven’t been able to see it until now. That’s because NASA’s Spitzer Space Telescope works sort of like the signal that makes your remote control work. It uses infrared signals to pick up light which isn’t otherwise obviously visible. source