Such mergers can generate a quasar phase of galactic evolution.
这些合并会在星系进化的过程中促成类星体阶段的到来。
Students will complete courses in: celestial mechanics. cosmology. stellar physics. galactic evolution. quasars. stellar distribution and motion. and interstellar medium among possible others.
课程：天体力学，宇宙学，恒星物理学，星系演化，类星体，恒星的分布和运动，星际介质。
Such spectacular galactic mergers are now understood to be a normal part of the evolution of galaxies, including our own Milky Way.
这样壮观的星系合并现在已知是星系包括我们银河系演化中的普通情节。
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