Early, fast, turbulent mixing of gas within giant molecular clouds — the birthplaces of stars — means all stars formed from a single cloud bear the same unique chemical ‘tag’ or ‘DNA fingerprint,’ write astrophysicists. Could such chemical tags help astronomers identify our own Sun’s long-lost sibling stars?
http://feeds.sciencedaily.com/~r/sciencedaily/~3/D-IWxeBpkyM/140831150333.htm
Why sibling stars look alike: Early, fast mixing in star-birth clouds
31 agosto 2014
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