In just that tiny region, WISE found about 130 glowing black holes, or active galactic nuclei.

在这块微小的区域，智慧号发现了130个发光的黑洞或活动星系核。

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Richard Larson, a Yale astronomer who studies star formation in galactic nuclei, says galaxies can go through several quasar phases during their lives.

理查德·拉尔森，一个耶鲁的天文学家，他研究星系核中的恒星结构，他说，星系在整个生命史中，可能会经历好几个类星体的阶段。

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Most galaxies are like that, as it happens, but there are a few rougher neighborhoods where the black holes cause their share of mayhem in the form of active galactic nuclei (AGNs).

大部分星系都是如此，但有一些粗暴的邻居的黑洞让它们以活动星系核(agn)的形式对外散布伤害。

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Fermi has been a tremendous success at examining some of the most high-energy processes in the cosmos, publishing a catalogue filled with details of the spinning neutron stars known as pulsars, and a wide array of "active galactic nuclei" - probably supermassive black holes.

BBC: Fermi telescope may change to dark matter hunting