Ned's son was observing galactic clusters with a telescope.
内德的儿子当时正在用望远镜观看银河星团。
The ring may have been formed when two galactic clusters collided.
这个‘指环’可能是在两个星团发生碰撞时形成的。
Last year, astronomers took a major step to chart dark matter, with a map of the substance around individual galaxies and galactic clusters.
去年，天文学家开始着手为暗物质绘图，地图上包括个体星系和银河系群星周围的物质。
All three findings pointed to dynamic movement in galaxies and in monstrous galactic clusters, the largest stable structures in the universe.
所有的三项发现都指出，在宇宙最大的稳定结构，即星系和巨大银河星团中有动态的运动。
We also describe the basic principle of White Dwarf cosmochronology and its application in defining the age of the Galactic disk, globular clusters, open clusters and Galactic halo.
介绍了白矮星宇宙纪年学研究的基本原理及其在银盘、球状星团、疏散星团以及银晕年龄确定方面的应用现状。
It also shows that all globular clusters in our Galaxy are very old, much older than the oldest open clusters in the Galactic disk.
球状星团与疏散星团年龄相比要老得多，表明它们是在银河系形成初期形成的恒星系统。
It also shows that all globular clusters in our Galaxy are very old, much older than the oldest open clusters in the Galactic disk.
球状星团与疏散星团年龄相比要老得多，表明它们是在银河系形成初期形成的恒星系统。
应用推荐