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Supernova Condensate

Poisonous gas bubble!

19 Nov 2009, 19:15 UTC
Poisonous gas bubble!
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Stars like blowing bubbles. Especially when they get old. TT Cygni here, is no exception. Except that bubbles like this one are rather a lot more lethal than the kind you'd blow with soapy water.(Read more ...)

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