Exactly which type of neutron star it is, however, remains a mystery.
然而，至于它到底属于哪一类中子星，仍然是个谜。
For instance, a planet has to be just the right distance from the star it revolves around.
比如说，行星与其所围绕旋转的恒星之间的距离是否适当。
As you move your mouse over each item, you can choose to read more, close, strike, or star it. Or let it float on by.
把商标移动每个条目上方时，可以选择阅读、关闭、电击（译注：strike，网址上显示为一个闪电图标）或标记星号。
It didn't matter that Ingrid had outdistanced them as a film star.
作为一名电影明星，英格丽已远远超越了她们，但这并不重要。
It's a great film and it features a Spanish actor who is going to be a world star within a year.
那是一部精彩的电影，它由一位西班牙演员主演，他一年之内就会成为国际明星。
Inside was a gold charm bracelet, with one charm on it - a star.
里面是个金制挂坠手链，上面有一个挂坠——一颗星星。
It is the brightest star at the left of this well-composed starry mosaic spanning about 23 degrees across the northern sky asterism dubbed the Little Dipper.
它是这张精心构图的星图左侧最亮的恒星，横跨北部天空偏星约23度，被称为小北斗星。
It is quite a thrill to see a real movie star in the flesh.
看见电影明星本人是一件令人十分兴奋的事。
It came from the direction of Sagittarius; the nearest star in that direction is 220 light-years away.
它来自射手座的方向；那个方向最近的恒星距离220光年。
The disk exerts its own gravitational tug, and this interplay of forces robs the planet of momentum in its orbital path, forcing it to spiral in toward the star.
圆盘产生自己的引力拖曳，这种相互作用的力夺走了行 星在其轨道上的动量，迫使它盘旋向恒星的方向。
When astronomers have found the star, they look at the planets around it.
当天文学家发现了这颗恒星，他们就会观察它周围的行星。
Another question remains: what prevents the planet from continuing its spiral until it collides with the star?
还有一个问题：在与恒星相撞之前，是什么阻止了这颗行星继续螺旋运动？
If we look at a star in January—when Earth is at one point in its orbit—it will seem to be in a different position from where it appears six months later.
如果我们在一月份观察一颗恒星——那时地球在其轨道上的一个点——它的位置似乎会与六个月后它出现的位置不同。
Remember when we talked about star formation, we said that as a star ages, it becomes brighter, right?
还记得吗，我们讨论恒星形成的时候说过，恒星会随着年龄增长变得更亮，对吧？
It can be used to book a five-star hotel room.
它可以用来预订五星级酒店的房间。
It was a performance with star quality written all over it.
这次演出显然明星气派十足。
Before star chefs such as Oliver began making cooking fashionable, it was hard to find a restaurant in London that was open after 9 pm.
在奥利弗等明星厨师开始让烹饪变得时尚之前，在伦敦很难找到一家晚9点以后营业的餐厅。
If the fixed star spun just 20% faster, the centrifugal force would fling it apart.
如果该恒星的旋转加快仅仅20%，那么离心力就会将其甩得粉碎。
If you are looking up at the sky on a clear night and you see a sudden flash of light, it is probably a shooting star!
如果你在晴朗的夜晚仰望天空，突然看到一道闪光，那可能是颗流星！
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