2009-12-20

theoldwolf: (Physics)
2009-12-20 03:27 am
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A dying star breathes its last

A throbbing red giant star called chi Cygni, 550 light years away in the constellation Cygnus, has been imaged in unprecedented detail, giving a clear insight into the fate that awaits our own Sun in five billion years time. Full Article

A stunning animation created from still images taken over time show the expansion and contraction of the red giant as it runs out of fuel.