How old is the Milky Way?

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Offline thedoc

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How old is the Milky Way?
« on: 19/03/2014 05:30:01 »
The age of the sun and the earth are known, but I've never heard anyone specify the age of the galaxy - the Milky Way?

If it is known, how do they know?

what a splendid series of podcasts you guys are producing,
thanks,
sp


Asked by spinoza

                                        Visit the webpage for the podcast in which this question is answered.
[chapter podcast=1000645 track=14.03.18/Naked_Scientists_Show_14.03.18_1002081.mp3]  ...or Listen to the Answer[/chapter] or [download as MP3]
« Last Edit: 19/03/2014 05:30:01 by _system »