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    Chapter and Conference Paper

    Type Ib supernovae: What they may be and what they are not

    We show that the progenitors of Type Ib supernovae are likely to be moderately massive stars (M ∼ 7 M⊙) in binary systems and we argue that the hypothesis that they originate from very massive stars (M > 20 M⊙) i...

    Nino Panagia, Victoria G. Laidler in Supernova Shells and Their Birth Events (1988)

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    Chapter and Conference Paper

    Ultraviolet observations of SN 1987A

    The results of IUE observations of- SN 1987A are presented and discussed. One of the most important conclusions is that the direct progenitor of the supernova was a blue supergiant (Sk -69 202) that, however, ...

    Nino Panagia in Supernova Shells and Their Birth Events (1988)