Asteroids,also known as “minor planets”,are numerous in the outer space.
小行星,亦称为“小型行星”,在外太空中不计其数。
Pluto is the furthest planet from the sun.
冥王星是离太最远的行星。
Neptune is the furthest planet from the sun.
海王星是离太最远的行星。
We cannot presume the existence of life on other planets.
我们不能推定其他行星上没有生物。
The planets move around the sun in ellipses.
各行星围绕太圆形运转。
With Tirol before it, the motley battlewagon went on combat alert.
在泰洛行星周围，各种战舰处于战斗警戒状态。
By gravitation the sun and planets act and react upon one another.
太与行星通过引力发挥作用并相互影响。
Small meteorites have left impact craters all over the planet’s surface.
这个行星的表面布了小块陨石留下的撞击坑。
Long long ago, we knew the periodic motion of a planet.
很久以前, 我们就知道行星的周期运动。
Mars, Venus and the other planets move in eccentric orbits.
火星、金星及其他行星沿不正圆的轨道运行。
Travel through space to other planets interests many people today.
现在很多宇宙中其它行星旅行感兴趣。
Is there life on other planets?
在其他行星上有生命吗?
A kind of new mechanical transmission-the planetary ringy gear transmission is introdueed.
提出了一种适用于无游梁抽油机的新型传动机构-行星齿环传动。
The ability to do this will be necessary in future flights to distant planets.
"在将来向遥远的行星飞行的时候,需要这样的能力。"
The exoplanet's atmosphere condenses out minerals such as enstatite, corundum, spinel, and wollastonite.
这颗系外行星的大气冷凝后产生矿物，如：顽火辉石、刚玉、尖晶石和硅灰石。
The Salamanders Chapter hails from a binary planetary system in the western reaches of the Ultima Segmentum.
火蜥蜴军团的家园位于极限星系的西部边缘地带的行星上。
It is 9 major planet run the great synodic period in the youngest covering of the fan 180 years.
一百八十年是九大行星运行到最小扇面之内的大会合周期。
Some people have reported seeing more semivolatile elements in a class of interplanetary dust particles (IDPs) called “chondritic porous” IDPs.
曾有报告在一类被称作“多孔球粒陨石”的行星尘埃颗粒（IDPs）中见到了较多的半挥发性元素。
The researchers concluded that the heat generated by the joint decay of 26Al and 60Fe could not have caused asteroidal melting.
研究员认为铝26和铁60产生的热加起来，仍无法使小行星熔化。
They told the story of a "space probe" by the inhabitants of another planet who came to the Baya-Kara-Ula mountain range.
他们述说了另外一颗行星的居民乘“太空探测器”到达Baya-Kara-Ula山脉的故事。
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Asteroids are also called minor planets, not to be confused with dwarf planets like Pluto.
小行又被成微型行，不要把它和像冥王这样矮行混淆了。
There were many planets and asteroids circling the sun.
太阳周围有许多行和小行。
As a planet, it's been called Tyche or simply Planet X.
它曾被当作行命名或者简单X行。
Asteroids are also called minor planets.
小行被称微型行。
Meteors and asteroids collide with this planet fairly frequently.
流，小行和这颗行撞相当频繁。
Closer in the asteroid belt, these are rocks not gas.
小行靠近小行带，它们是岩石而非气体。
That knowledge could help them better understand asteroids and other planets.
这种知识将帮助他们更好地了解小行和其他行。
These disks are the remnants of planetary formation.
这些圆盘是行形成剩余物质.
An exoplanet is a planet that orbits a star outside our solar system.
系外行是围绕太阳系外恒运行行。
They come in all sizes, at different orbital distances from their stars.
行大小都不相同，行环绕恒轨道距离不同。
Asteroids orbit the sun but are much smaller than planets.
小行围绕太阳运行，但比行小得多。
A NASA space telescope has discovered an eighth planet circling around a distant star.
美国宇航局望远镜观测到围绕某颗遥远行第八颗行。
There are nine planets in the solar system.
在太阳系中有九大行。
Kepler has discovered around 2,600 exoplanets- those that orbit stars other than the sun.
开普勒发现了约2600颗外行—那些围绕恒而非太阳运行行。
It is believed that nearly 10,000 of all known asteroids are NEAs.
据信，在所有已知小行中，有近10000颗是近地小行。
None of the asteroids in our solar system look like that.
太阳系中小行没有这种形状。
Mars is a planet of outsized splendor.
火是一个拥有惊人光辉行。
But an asteroid zipped by us yesterday.
但是我们昨天同一颗小行擦身而过。
Next up, though, could an asteroid ever become a disasteroid?
接下来，一颗小行会变成一颗非小行吗？
Venus is the brightest planet in the sky.
金是天空最亮行。
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划词翻译
详细解释
最远的
圆形运转。
了小块陨石留下的撞击坑。
宇宙中其它
微型
矮
或者简单
被称
撞相当频繁。
而非太阳运行
