1. 超新星：超新星(Supernovae)爆炸时所释放出的大规模伽马射线爆发(Gamma-ray burst)可能造成了地球历史上的第二大灭绝事件,发生在四亿四千万年前的奥陶纪(Ordovician)末期.
1. Future research should focus on whether WR 104 really is pointed at Earth and on better understanding how supernovae produce gamma ray bursts.
2. Both the massive stars in WR 104 will one day explode as supernovae.