没有行星，就没有生命。
No disks, no planets; and no planets, no life.
没有圆盘，就没有行星；没有行星，就没有生命。
I realized that the handrail would not come off, which meant we could no longer be able to replace the power supply and repair that instrument, which meant scientists could no longer look at the universe and find life on other planets.
我意识到，扶手不会脱落，这意味着我们再也无法更换电源供应和维修仪器，这意味着科学家们再也无法观察宇宙，在其他星球上寻找生命。
For instance, some systems could house only Earthlike planets and no gas giants, Gould said.
古尔德说，比如一些星系只拥有类似地球的行星而没有气态巨行星。
Your academics look for life on other planets within your solar system, and because they are different from your Earth, assume that no life exists upon them.
你们的专家在你们太阳系内其他的行星上寻找生命，正因为那些生命形式不同于你们地球上的，才会得出一个“假设”结论——那些行星上面没有生命存在。
The creatures were conceived with hostile extra-terrestial environments in mind, including planets colder than -150C, salty oceans underneath layers of ice and giant gas planets with no solid ground。
一望无际的海洋被层层坚冰覆盖。 还有的星球充满气体、没有陆地。
"If you think about free-floating planets, there's no nearby star that can produce heat and energy... but even in our solar system, there are [externally frigid worlds] that have hot cores," he said.
“如果你琢磨不受约束自由漫游的行星，想到它附近没有能够提供热量和能量的恒星……但即便在我们太阳系，都会有炙热的核心，更不用说那些寒冷的地方。”他说。
According to Burisch, some of the subsequent visitors were future humans who were (at that future time) based on other planets, and no longer on the future Earth.
据布里奇说，一些随后的来访者是(在那个未来时刻)其他行星上的未来人，也不会在未来的地球上了。
Although Man has always watched the planets and stars in wonder, no one really knows who practiced astrology first.
虽然人们经常好奇的看着头顶的星空，却没有人知道是谁第一个开始使用占星学的。
But Ames theorist Jack Lissauer says that if no transits are observable, it will be much harder to pin down the orbits and masses of these planets.
但是艾姆斯研究中心的理论家杰克·利索尔称，如果没有可以观察的凌日现象，要想确定这些行星的轨道情况和质量就会难得多。
Much of the Universe is made up of a strange substance that bears no resemblance to the atoms that make up life, the planets and our stars.
宇宙大部分是由一种奇怪的物质所构成的，它们不同于组成生命、行星和其他星星的原子。
Throw my rings freely towards unknown but mysterious planets, I have no doubts and I have no comprehension about my actions.
我，望着那未知的行星，尽情地飞掷着更多的彩环。
And, of course, there was no nuclear doomsday; the probes are definitely reaching distant planets and beyond the solar system.
但当然，核子末日是不存在；我们对外星的探测将超出太阳系外。
All the 34 timing records with the length no more than one night, of lunar occultations of the Planets are collected and their dates and descriptions for celestial phenomena are checked.
收集并核查了中国古代34条最长计时单位为“夜”的计时月掩行星资料的日期和天象。
What happened was similar to the fall of the Roman Empire - no longer united the various colonies and planets become isolated.
先祖的衰败就像罗马帝国的衰亡一样——众多的行星与殖民地不再团结，而是相互孤立起来。
Nibiru and other stories about wayward planets are an Internet hoax. There is no factual basis for these claims.
Nibiru和其它行星撞地球的故事是一个网上的骗局，这些说法都没有事实依据。
Nibiru and other stories about wayward planets are an Internet hoax. There is no factual basis for these claims.
Nibiru和其它行星撞地球的故事是一个网上的骗局，这些说法都没有事实依据。
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