Astronomers focus on the galactic study.

天文学家专注于星系研究。

The south galactic pole is defined relative to the Galactic Equator.

南银极是相对于银河赤道来定义的。

The galactic evolution is thorough and rapid.

银河系的演变是彻底且迅速的。

Virgin Galactic founder Richard Branson was aboard his company's rocket launch to become the first billionaire to space.

维珍银河公司创始人理查德·布兰森登上了其公司发射的火箭，成为第一个进入太空的亿万富翁。

Do we live in a "galactic ecosystem"?

我们生活的银河系是个大的生态系统吗？

HOW DOES IT AFFECT THE GALACTIC ENVIRONMENT?

它如何影响银河系环境？

MERGERS: How Galactic Collisions Fed Black holes.

合并：星系间的撞击是如何哺育黑洞的？

Earth lies further out, nearer the galactic 'rim'.

其实地球远离这个中心，甚至都到了银河的边缘了。

Galactic Governance - What is the Andromeda Council?

仙女座议会是什么？