1·Ever since astronomers discovered that supernova more than 50 years ago, they have been searching for more "missing" supernovae and their remnants.
天文学家已经发现那颗超新星50多年了，他们仍一直在寻找更多失踪的超新星和它们的残骸。
2·Now this path to supernovae will have to be investigated in more detail.
现在，这条产生超新星的途径必须要得到更加仔细的研究。
3·It comes from observations of supernovae and other very distant sources.
而是来自遥远的超新星和其他非常远的源。
4·"For one, the Hubble Space Telescope has weighed in on dark energy by virtue of the measurements of supernovae," he said.
“例如，在超新星测量方面具有优势的哈勃太空望远镜已被用于暗能量项目，”他说。
5·Unlike most supernovae, this one spewed lots of elements far heavier than iron, including radioactive thorium and uranium.
这颗晕星不同于大多数超新星，它吐出的许多元素比铁还重，其中包括放射性钍和铀。