1 كتب إلكترونية بواسطة Roberta M. Humphreys
Kris Davidson & Roberta M. Humphreys: Eta Carinae and the Supernova Impostors
In 1965 Fritz Zwicky proposed a class of supernovae that he called ‘Type V’, described as ‘excessively faint at maximum’. There were only two members, SN1961v and Eta Carinae. We now know that Eta Ca …
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