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Comet ISON Cliffhanger

National Geographic

Comet ISON, imaged by longtime amateur astrophotograper Damian Peach in the U.K. He used a 4-inch f/5 telescope for 12 minutes of combined exposures on November 15th. Credit: Damian Peach / SkyandTelescope.com Astronomers keeping a close eye on the highly-anticipated Comet ISON, are reporting that …

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