2002年10月1日

1分钟阅读

用超新星测量时空

在巨大距离之外观测到的爆炸恒星表明宇宙膨胀可能正在加速——这标志着一种奇异的新型能量可能正在推动宇宙分裂

作者：克雷格·J·霍根，尼古拉斯·B·桑特泽夫& 罗伯特·P·柯什纳

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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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