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Bok globule

(dense molecular cloud)

A Bok globule is a small, dense volume of dust and gas within an HII region, typically of 2 to 50 solar masses and less than a parsec across. Signs are they contain star formation, from ultraviolet observation and from the frequency of young stars nearby.


(hydrogen,star formation,cloud type,molecular hydrogen,gas)
http://en.wikipedia.org/wiki/Bok_globule

Referenced by:
Herbig-Haro object (HH)
molecular cloud
star-forming region (SFR)

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