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View Full Version : Old Star Clusters Shed New Light on Starbirth



Fraser
2011-Jun-01, 08:50 PM
Hovering about the galactic plane and locked in the embrace of a spiral galaxy’s arms, open star clusters usually contain up to a few hundred members and generally span around thirty light years across. Most are young, up to a few tens of millions of years old – with a few rare exceptions as old [...]

More... (http://www.universetoday.com/86196/old-star-clusters-shed-new-light-on-starbirth/)