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View Full Version : A New “Spin” On Stellar Age



Fraser
2011-May-24, 03:20 PM
It might not be polite to ask a lady her true age, but when it comes to stars it’s not as easy as checking a driver’s license. From our point of view, all stars can look pretty much the same – so how do we tell one that’s one billion years old from one that [...]

More... (http://www.universetoday.com/85901/a-new-spin-on-stellar-age/)