Albrecht Unsöld
German astrophysicist (1905-1995) / From Wikipedia, the free encyclopedia
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Albrecht Otto Johannes Unsöld (20 April 1905 – 23 September 1995) was a German astrophysicist known for his contributions to spectroscopic analysis of stellar atmospheres.
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/4/47/Utrecht_astronomy_symposium_1963_-_Marcel_Minnaert%2C_Albrecht_Uns%C3%B6ld.jpg/220px-Utrecht_astronomy_symposium_1963_-_Marcel_Minnaert%2C_Albrecht_Uns%C3%B6ld.jpg)