nebulae

A bit of mould is a pleiad of flowers;a nebula is an ant-hill of stars.

一粒霉菌是一簇美的花朵，一撮是无数天体的蚁聚。

You can see nebulae in the clear summer sky.

在晴朗的夏夜可以看到天上的。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼是看到河外系的。

The tiny but intriguing yellowish arc visible near the blue nebulae marks young variable star R Coronae Australis.

在蓝色附近，微但迷人的微黄色弧状可见物标出了年轻可见恒南冕座R的位置。

As our nebula began to collapse under its own gravity and spin faster, a dense clump of matter formed in the center. It's called a protostar.

当我们的在自身重力作用下崩溃和更加快速地旋转，中心形成了密集的物质块。这叫做原恒。