It will nevertheless resemble us in that it should communicate with its fellows, be interested in the Universe, live on a planet orbiting a star like our Sun.

但是它仍然与我们相似，因为它应该也与它的同伴交流，对宇宙感兴趣，生活在一个行星上，这个行星也绕着像是太阳一样的恒星运转。

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？

The standard theory of planet formation holds that no planet that large could be formed so close to a star, leading to the suggestion that the body is a companion star.

行星形成的标准理论认为，没有一颗如此大的行星能在如此靠近恒星的地方形成，因此才有人推测该天体是一颗伴星。

An international team of scientists found the planet moving around the star called "Proxima Centauri".

一个国际科学家团队发现这颗行星围绕着被称为“比邻星”的恒星运行。

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。

Leo's royal star Regulus and red planet Mars appear in a colorful pairing just above the horizon in this starry skyscape.

狮子座的王者之星轩辕十四和红色行星火星，在这地平线上繁星闪耀的天空中交相辉映。

But when they looked for the source, there was nothing there, no planet, no star.

但是当他们寻找其源头时，却发现那里什么都没有：没有恒星，也没有行星。

Illustration: Planet and moon cross in front of star.

插图：地球和月球在恒星前方交叉。

Even at this smaller mass, however, many astronomers would still classify it as a low mass star rather than a planet, since the circumstances of birth for stars and planets differ.

即使在这样较小的质量下，鉴于恒星和行星诞生的环境的不同，许多天文学家依然会将它划分为小质量恒星而不是行星。

There is an international agreement which states that no country may claim ownership of a planet or star, but it says nothing about individuals.

国际上一致公认，没有任何国家可以宣称自己拥有对一个行星或恒星的所有权，但并未提及个人对此事的权利。

Now, for the first time, we have evidence for a rocky planet around a normal star.

现在，我们第一次有证据表明，宇宙中存在一颗环绕常态恒星运转的岩状行星。

"Basically, we measure the orbits of the planet around the star and the moon around the planet," Kipping said.

“基本上，我们测量恒星周围的行星和月球绕地球的轨道，”基平说。

This involves recording the light spectrum of the planet and its star, and then measuring the spectrum of the star alone while the planet is hidden behind it.

这个方法包括首先记录下这个行星和它的恒星的光谱，然后在行星在恒星背面时单独测量恒星的光谱。

Its wheels and gears create a portable orrery of the sky that predicted star and planet locations as well as lunar and solar eclipses.

其轮盘和齿轮制造出一种可携带的太阳系天体仪，可以预测恒星和行星的位置，也能预测月食和日食。

This artist's conception shows a hypothetical young planet around a cool star.

这幅艺术想象图表现了一颗围绕着冷却恒星的年青行星。

This artist's concept shows the smallest star known to host a planet.

这张艺术概念画展示了已知最小的拥有行星的恒星。

Sirius, brightest star in planet Earth's night sky is at the far right.

天狼，行星地球的夜空中最明亮的恒星，在画面右边。

It only works if the star in question has a planet, and that planet has a moon, and both bodies cross in front of the star.

它只能如果有问题的恒星有行星，该行星有一个月亮，两个机构中的恒星前方交叉。

Q balls are speedy, zipping through a planet or star like our Sun in less than four minutes.

奇异子的速度很大，能在四分钟内穿过像太阳这样的恒星或行星。

It’s looking for the faint dimming of a star that occurs when an orbiting planet passes in front of it.

当绕着恒星运行的行星在恒星前方经过时，会在恒星表面留下微弱的阴影。 开普勒正是寻找这样的阴影。

The team also tentatively detected a larger, Saturn-size planet farther from the star.

这个团队还初步观测到了一颗据该恒星较远的更大的、土星大小的行星。

Because a planet that close to its star would dim the dwarf's light as it passes.

因为，当一颗靠近白矮星的行星路过它的时候，会使它发出的光线变的模糊不清。

A crablike contraption sidles menacingly across a biscuit shaped planet, housing a star in its glass belly.

一个类似螃蟹的新装置蛮横的横行越过饼干状的星球，它的玻璃肚皮里装着一颗星星。

But WD 0806-661 B is not a planet - it's a very small star.

但是WD 0806 - 661 B号星球并不是一颗行星——而是一颗非常小的恒星。

When a planet transits its parent star, starlight passes through its atmosphere (if the planet has one).

一颗行星横越其母星时，星光会穿过其大气层(如果它有大气层的话)。

Take the announcement yesterday of a planet orbiting two stars like the planet Tatooine in Star Wars.

昨天宣布的一个发现称有两个行星的轨道和《星球大战》中塔图因星的轨道一个样。

These kinds of statistics can help us figure out what star-planet systems are like in general, and that has implications for whether there are Earthlike planets or not.

这类数据能帮我们搞清楚恒星-行星系统总体上象什么，是否存在着象地球一样的星球。

I came out on the chariot of the first gleam of light, and pursued my voyage through the wildernesses of worlds leaving my track on many a star and planet.

天刚破晓，我就驱车起行，穿遍广漠的世界，在许多星球之上，留下辙痕。

The Old Tamil word for fish is min. But minhas another meaning too - "star" or "planet".

古泰米尔语中表示鱼的单词是min，但是min还有“星星，行星”的意思。