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

一粒霉菌是一簇美不胜收的花朵，一撮云是无数天体的蚁聚。

You can see nebulae in the clear summer sky.

在晴朗的夏夜可以看到天上的云。

Extragalactic nebula is invisible to the naked eye.

我眼是看不到河外系的。

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

在蓝色云附近，微但迷人的微黄色弧状可物标出了年轻可南冕座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.

当我的云在自身重力作下崩溃和更加快速地旋转时，云中心形成了密集的物质块。这叫做原。

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

一粒霉菌是一簇美不胜收花朵，一撮是无数天体蚁聚。

You can see nebulae in the clear summer sky.

在晴朗夏夜可以看到天上。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼是看不到河外系。

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

在蓝色附近，微但迷人微黄色弧状可见物标出了年轻可见恒南R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.

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

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

粒霉菌美不胜收的花朵，撮星云无数天体的蚁聚。

You can see nebulae in the clear summer sky.

在晴朗的夏夜可以看到天上的星云。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼看不到河外星系的。

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

在蓝色星云附近，微但迷人的微黄色弧状可见物标出了年轻可见恒星南冕座R星的位置。

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.

当我们的星云在自身重力作用下崩溃和更加快速地旋转时，星云中了密集的物质块。这叫做原恒星。

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

一粒霉菌是一簇美不胜收花朵，一撮星云是无数天体蚁聚。

You can see nebulae in the clear summer sky.

在晴朗夏看到天上星云。

Extragalactic nebula is invisible to the naked eye.

用肉眼是看不到河外星系。

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

在蓝色星云附近，微但迷人微黄色弧状见物标出了年轻见恒星南冕座R星位置。

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.

当星云在自身重力作用下崩溃和更加快速地旋转时，星云中心形成了密集物质块。这叫做原恒星。

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

一粒霉菌是一簇美不胜收花朵，一撮云是无数天体蚁聚。

You can see nebulae in the clear summer sky.

在晴朗夏夜以看到天上云。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼是看不到河外。

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

在蓝色云附近，微但迷人微黄色弧物标出了年轻恒南冕座R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.

当我们云在自身重力作用下崩溃和更加快速地旋转时，云中心形成了密集物质块。这叫做原恒。

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

粒霉菌是簇美不胜收花朵，撮星云是无数天体蚁聚。

You can see nebulae in the clear summer sky.

在晴朗夏夜可以看到天上星云。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼是看不到河外星系。

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

在蓝色星云附近，微但迷人微黄色弧状可见标出了年轻可见恒星南冕座R星位置。

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.

当我们星云在自身重力作用下崩溃和更加快速地旋转时，星云中心形成了密集块。这叫做原恒星。

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

一粒一簇美不胜收的花朵，一撮星云无数天体的蚁聚。

You can see nebulae in the clear summer sky.

在晴朗的夏夜可以看到天上的星云。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼看不到河外星系的。

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

在蓝色星云附近，微但迷人的微黄色弧状可见物标出年轻可见恒星南冕座R星的位置。

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.

当我们的星云在自身重力作用下崩溃和更加快速地旋转时，星云中心形集的物质块。这叫做原恒星。

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

霉菌是簇美不胜收花朵，撮星云是无数天体蚁聚。

You can see nebulae in the clear summer sky.

在晴朗夏夜可以看到天上星云。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼是看不到河外星系。

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

在蓝色星云附近，微但迷人微黄色弧状可见标出了年轻可见恒星南冕座R星位置。

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.

当我们星云在自身重力作用下崩溃和更加快速地旋转时，星云中心形成了密质块。这叫做原恒星。

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

一粒一簇美不胜收的花朵，一撮星云无数天体的蚁聚。

You can see nebulae in the clear summer sky.

在晴朗的夏夜可以看到天上的星云。

Extragalactic nebula is invisible to the naked eye.

我们用肉眼看不到河外星系的。

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

在蓝色星云附近，微但迷人的微黄色弧状可见物标出年轻可见恒星南冕座R星的位置。

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.

当我们的星云在自身重力作用下崩溃和更加快速地旋转时，星云中心形集的物质块。这叫做原恒星。