The Galaxy consists of 100 billion stars.
银河系由1千亿颗恒星组成。
Astronomers have discovered a distant galaxy.
天文学家们发现了一个遥远的星系。
At least one supernova occurs per decade in our galaxy.
每十年至少有一颗超新星在我们的银河系中出现。
From this you can calculate the total mass in the Galaxy.
据此，你可以计算出银河系的总质量。
Within our own galaxy there are probably tens of thousands of planetary systems.
在我们所在的银河系中，很可能存在数以万计的行星系。
这是一个星系还是两个？
The three spiky stars are in our own Milky Way galaxy.
这三颗尖尖的恒星位于我们的银河系。
These stars vastly outnumber the other stars in a given galaxy.
在一个给定的星系中，这些恒星的数量远远超过其他恒星。
How many of you have seen the Milky Way, the Milky Galaxy in the sky?
你们有多少人见过银河，天上的银河系？
Almost every fuzzy yellow patch in the above image is an entire galaxy.
上图中几乎每一个模糊的黄色斑块都是一个完整的星系。
There are other systems also in our galaxy, which is called the Milky Way.
我们的星系被称为银河系，其中还存在其他的恒星系统。
Light from stars, even nearby in our own galaxy, doesn't stand a chance against that.
即使是我们银河系附近的恒星发出的光，也无法与之抗衡。
The hapless, mangled galaxy may have once looked more like our Milky Way, a pinwheel-shaped galaxy.
这个不幸的、被破坏的星系可能曾经看起来更像我们的银河系，一个风车形状的星系。
The Cartwheel Galaxy shows a ring that is the result of a collision between a small and a large galaxy.
车轮星系呈现出一个由大小两个星系碰撞而形成的光环。
Our galaxy is so huge that dozens of lesser galaxies scamper about it, like moons orbiting a giant planet.
我们的银河系实在庞大，吸引着数十个较小的星系环绕着它奔跑，恰似环绕巨大行星旋转的卫星。
Observations indicate that gas clouds in galaxy M87 are whirling unusually fast about the galaxy's center.
观测表明M87星系的气体云围绕星系中心旋转的速度异常快。
Apple Home Pod has Siri, Google Home has its Assistant, and the upcoming Galaxy Home device will have Bixby.
AppleHomePod有Siri，谷歌 Home 有助手，而即将推出的Galaxy Home设备将配备Bixby。
According to previous speculation, these strands were gases that had been blown out by an explosion in the galaxy.
根据先前的推测，这些气体束是在一次星系的爆炸中炸出来的。
Isn't that strange that the Milky Way is the galaxy that the planet earth is in, and most of us have never seen it?
银河系是地球所在的星系，而我们大多数人从未见过它，这不是很奇怪吗？
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