As Comet Ison prepares to graze past the sun at 1:37 p.m. ET today, astronomers are keeping a close eye on it to see if it will put on a big show - and if it will survive.
Kamis, 28 November 2013
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As Comet Ison prepares to graze past the sun at 1:37 p.m. ET today, astronomers are keeping a close eye on it to see if it will put on a big show - and if it will survive.
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