Thread: Giant Gamma ray bubble in Milky Way
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Old 11-11-2010, 11:45 AM
Morepower (Craig)
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Join Date: Jul 2009
Location: Sydney, Australia
Posts: 48
Wow, that is interesting. It's huge, would love to know what created it. One thing I don't understand though is they say it could be up to a million years old. But if gamma and x-rays travel at c then wouldn't it only be 25,000yrs old ?
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