How many moons does Jupiter have?

木星有多少颗卫星？

The planet Jupiter may have no solid surface at all.

木星表面可能根本就不是固体的。

It's not going to Jupiter. It's going to some other planetary system.

它不是去木星，而是去其他的星系。

One place scientists are studying very closely is Europa, a moon of Jupiter.

科学家们正在仔细研究木卫二，它是木星的卫星。

However, unlike Jupiter, the terrestrial planets today are nearly void of light gases and ices.

然而，如今的类地行星与木星不同，几乎没有轻气体和冰。

Can you see Jupiter tonight, in front of the arrowhead-shaped constellation Capricornus the Seagoat?

今晚你能看到木星吗，在箭头状星座摩羯座的前面？

While Venus and Mercury have no moons, Mars has two, while Saturn and Jupiter have more than 60 each.

尽管金星和水星没有卫星，火星却有两个卫星，更别提各有超过60个卫星的土星和木星。

Your friend is about to go on the spaceship, which is going to do the exploration of Jupiter or whatever.

你的朋友即将要登上一搜宇宙飞船，要去探索木星还是什么。

For the rest of 2009, you can count on the planet Jupiter to mark Capricornus' whereabouts in the sky for you.

在2009年剩余的其他日子里，你可以根据木星来找到摩羯座在天空中的位置。

So people got really excited about the validity of this thing and finding the missing object between Mars and Jupiter.

因此，人们对这一数值的准确性和找到火星和木星之间缺失的天体都感到非常兴奋。

Like how Jupiter is the biggest planet and how Jupiter was the name of the King of the gods in Roman mythology, right?

就像木星是最大的行星而木星（朱庇特）又是罗马神话中众神之王的名字，对吧？

After that, Jupiter and Neptune will not meet again until 2022, but when they do meet then, it will not be in Aquarius.

在那之后，木星和海王星直到2022年才会再次相遇，但是当他们相遇的时候，将不在水瓶座。

Though Jupiter is not able to draw the earth out of its course round the sun, yet it attracts the earth to some extent.

虽然木星不能够把地球从围绕太阳旋转的轨道上拉出来，但是它对地球的引力也产生了相当大的作用。

The terrestrial planets—like Mars and Earth—composed largely of rocks and metals, and the large gas giants, like Jupiter.

诸如火星和地球这样的类地行星主要由岩石和金属构成，而木星则是大型气态行星。

As Europa orbits its planet, however, it flexes due to the gravitational tug-of-war between it, its sister moons, and Jupiter.

然而，当木卫二绕其行星运行时，由于姊妹卫星和木星之间的引力拉锯战，它会弯曲。

The planets, in order of their distance from the Sun, are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto.

按照它们与太阳的距离排列，这些行星分别是水星、金星、地球、火星、木星、土星、天王星、海王星和冥王星。

The exoplanet is a few times the mass of Earth, but it should still be small enough to be rocky rather than a gas giant like Jupiter.

这个系外行星的质量是地球的几倍，但是它足够小，能够由岩石构成，而不是像木星是一团巨大的气体。

Jupiter, Saturn, Uranus, and Neptune. Those are the gas giants, the four heavyweights of the solar system. But was there once a fifth?

木星、土星、天王星和海王星。这些都是气体行星，是太阳系的四个重量级。但曾经存在第五个行星吗？

Tafari Assefa now plays his drums in a band at the bar of the Jupiter Hotel, one of the newer establishments in Addis Ababa, the capital.

塔法里·阿瑟法是木星酒店酒吧演奏乐队的鼓手，这间酒店是首都亚的斯亚贝巴的新兴企业之一。

The orbits of Mercury, Venus, Earth, Mars, Jupiter and Saturn fit neatly into this pattern; Uranus, discovered in 1781, also obeyed the law.

水星、金星、地球、火星、木星和土星的轨道恰好符合这种模式；1781年发现的天王星也同样符合该定律。

Jupiter in Taurus is bringing opportunity galore, and your only problem is likely to be to pick and choose among the best offers others present.

金牛宫的木星正给你带来数不清的机会，唯一的问题很可能是去选出这其中最好的一个。

Moving on through the asteroid belt we enter the realms of the gas giant planets: Jupiter, Saturn, Uranus, and Neptune, all of which dwarf the Earth.

穿过小行星带继续前进，我们进入了气体巨行星区域：木星、土星、天王星、海王星，所有这些都使地球看起来像个侏儒。

It is hypothesized that the primordial cloud of dust and gas from which all the planets are thought to have condensed had a composition somewhat similar to that of Jupiter.

据推测，所有行星都是由尘埃和气体组成的原始云团凝聚而成，其组成与木星的组成有些相似。

The space probe, Voyager I, launched in 1977, had sent back spectacular images of Jupiter and Saturn and then soared out of the Solar System on a one-way mission to the stars.

1977年发射的“旅行者一号”太空探测器发回了木星和土星的壮观图像，然后飞出太阳系，执行前往恒星的单程任务。

The first is a pair of planets, each about the mass of Jupiter, that whirl around their home star 15 light years from Earth in perfect lockstep.

第一个是一对质量与木星差不多的行星，这对行星步调一致地围绕距离地球15光年的母恒星旋转。

How many moons has the planet Jupiter?

木星有几个卫星？

Jupiter, Saturn, Uranus and Neptune.

木星，土星，天王星和海王星。

Second Jupiter Impact "Unbelievable"

第二次不可思议之”撞击木星