2002年10月1日

1分鐘閱讀

用超新星測量時空

在巨大距離之外觀測到的爆炸恆星表明宇宙膨脹可能正在加速——這標誌著一種奇異的新型能量可能正在推動宇宙分裂

作者：克雷格·J·霍根，尼古拉斯·B·桑特澤夫& 羅伯特·P·柯什納

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Robert P. Kirshner is the Clowes Research Professor of Science at Harvard University and the Chief Program Officer for Science at the Gordon and Betty Moore Foundation. A former director of the University of Michigan Observatory, and a member of the National Academy of Sciences, he was awarded the 2014 James Craig Watson medal by the National Academy of Sciences for his role in the discovery of cosmic acceleration.

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SA Special Editions Vol 12 Issue 2sThis article was originally published with the title “Surveying Spacetime with Supernovae” in SA Special Editions Vol. 12 No. 2s (), p. 22
doi:10.1038/scientificamerican1002-22sp
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