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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,星云中块。这叫做原恒星。

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As described above, the collapse of a rotating cloud of gas and dust leads to the formation of an accretion disk through which matter is channeled onto a central protostar.

部分重力能量在崩溃过程中会以红外线式损失掉,其馀则会用于增加天体核温度。

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Crash Course 天文篇

The object forming there was a protostar — or, spoiler alert, the protosun.

那里物质会形成原恒星,或者警告哦,就是太阳前体。

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Crash Course 天文篇

That kind of light can pierce the dark disk, and when we use infrared telescopes we can see the protostars forming in the centers of those disks.

这种穿黑色星盘,当我们使用红外望远镜时,我们看到原恒星在星盘中心形成。

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