Between she distant quasars and the starts of the Sun's neighborhood lies a vast middle ground where the architecture of the cosmos stands in full display. Far from scattering at random as astronomers once surmised, galaxies tend to congregate, as people do. Moreover, their congregations also congregate, and so on.
在遥远的类星体和太阳之间有一片广阔的空间，在那里宇宙的结构得到了充分的展现。天文学家们一度猜测星系的分布是随机的，其实不然：众多星系和人一样有聚集的趋向，而且聚星体还会继续聚集。
