most type ii supernova progenitors are thought to be red supergiants. however, the progenitor for supernova 1987a was a blue supergiant.
大部分第二型超新星的前身被认为是红超巨星,然而,超新星1987A的前身却是蓝超巨星。
The red supergiant's shock breakout was discovered using a combination of ground and space telescopes.
红巨星的爆炸是用地面望远镜和太空望远镜联手发现的.
A red supergiant , Betelgeuse is no slouch of a star either.
参宿四是一颗红色的超巨星.
The ζ Aur-type binary system consists of a hot early type star and a late type red giant or rad supergiant with strong stellar wind, which forms an expanding gas shell surrounding the binary system.
ζAur双星系统是一类特殊双星系统,由一颗晚型红巨星和一颗早型热星组成。红巨星有强大的星风物质损失,并在双星系统外部形成一向外膨胀的气壳;
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