星系的聚类

星系倾向于形成小群,这些小群又形成更大的星系团,以此类推。这种层级组织结构长期以来一直被怀疑存在,但直到最近才被清晰地观察到

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P. JAMES E. PEEBLES is one of the world’s most distinguished cosmologists, a key player in the early analysis of the cosmic microwave background radiation and the bulk composition of the universe. He has received some of the highest awards in astronomy, including the 1982 Heineman Prize, the 1993 Henry Norris Russell Lectureship of the American Astronomical Society and the 1995 Bruce Medal of the Astronomical Society of the Pacific. Peebles is currently an emeritus professor at Princeton University.

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大众科学 Magazine Vol 237 Issue 5This article was originally published with the title “The Clustering of Galaxies” in 大众科学 Magazine Vol. 237 No. 5 (), p. 76
doi:10.1038/scientificamerican1177-76
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