Because of its huge mass, the cluster acts as a cosmic magnifying glass, causing light to bend around it.
由于其巨大的质量，这个星系团相当于一个宇宙放大镜，使光线在它的四周弯曲。
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。
The sphere, for instance, represents how space is bent around a star or other mass - light passing through this warped space bends in an effect called gravitational lensing.
作为例子，这个球面代表了恒星或其他质量附近的空间是怎样弯曲的-光通过这个扭曲空间所引起的弯曲称为引力透镜效应。
Sure enough, this light was bent by the mass of the sun, confirming Einstein's theory.
肯定是光因太阳的质量而出现弯曲，这证实了爱因斯坦的理论。
In fact, objects with mass, be they cars or neutrinos, can't reach the speed of light because they would need infinite energy to do so, according to the theory.
事实上，对象具有质量，根据爱因斯坦的理论，不管是人们的汽车，还是中微子，都不可能达到光的速度，因为它们要这样做就需要无限大的能量。
General relativity predicts that the wavelength of this light will be shifted by a small amount due to the galaxies' mass, in an effect called gravitational redshift.
广义相对论预言这种光的波长会因这些星系的质量而有少量的偏移，这种效应称为引力红移。
Some particles, such as photons, which are weightless particles of light, are able to cut through the sticky Higgs field without picking up mass.
一些粒子，犹如光子，本身很轻而只是光，能够挤过粘粘的希格斯场却没有获得质量。
A heavy favorite from the start, he was on his way to the state convention that was to renominate him when his light plane crashed in a storm near Westfield, Mass.
他一开始就热门人选，但就在他赶往州大会的路上，他的轻型飞机在靠近马萨诸塞州韦斯特菲尔德处因遭遇风暴而失事，而本次大会上本来要重新提名他参选议员。
If a large enough mass or energy is crammed into a small enough space that warping becomes so severe that nothing not even light can escape.
如果把巨大的质量或能量压缩到足够小的空间，那么扭曲就会非常严重，以至没有任何东西，包括光在内，能够逃脱它的引力。
It has about 40 times the mass of our sun and gives off 330,000 times the amount of light.
它拥有大约40倍太阳质量，并散发出相当于太阳330,000倍的光量。
It has about 40 times the mass of our sun and gives off 330, 000 times the amount of light.
它拥有大约40倍太阳质量，并散发出相当于太阳330,000倍的光量。
And we don't put the mass of the electrons because they are so light in comparison.
我们不能得到电子的质量，因为它们相较起来太轻了。
Since neutrinos have a tiny mass, the speed should be very close to the speed of light.
因为中微子的质量非常小，所以它的速度应该非常接近光速。
As you reach the speed of light, relativity calculations indicate that an object's mass becomes infinite.
如果达到光速，根据相对论可以计算出这个物体的质量趋于无穷。
The mass of the intervening galaxy acts like a lens, hence the term, and it can have all sorts of weird effects on the light.
大多数介入其中的星系就像透镜一样发挥作用，所以“引力透镜”因此得名；同时经过的光线会发生各种各样离奇的效应。
While it emits no light, this dark matter far outweighs the Milky Way's hundreds of billions of stars, giving the galaxy a total mass one to two trillion times that of the sun.
这种黑物质不发光，但它远远重于银河系数以亿计的恒星，使银河系的总质量达到太阳的一至二万亿倍。
Stars with less mass than the sun are smaller and cooler, and hence much fainter in visible light.
质量比太阳小的恒星会比较小和比较冷，几乎不产生可见光。
Millions of CCDs are made each year for mass market cameras, but they also proved a transformational technology in science by providing a much more sensitive light sensor than previously existed.
每年都会生产数百万个CCD，以满足大众数码相机的市场需要，但结果证明它们也是科学领域的一项重大技术变革，据此生产的光传感器比以前存在的各种光传感器都要敏感许多。
Using this data, researchers believe that each year several times the mass of our sun is being deposited out to large distances, about 3,000 light years from the black hole.
通过这些数据，研究者相信在每一年中都有数倍于我们太阳质量的物质被散布在黑洞周围3000光年的广大区域里。
We've got wind, we've got a primeval chaotic, Watery mass or deep, and then surprise, There's just a word,"Let there be light."
我们有了气流，有了原始的混乱，狂放的水流，混沌，但奇怪的是，只有一句话，“要有光
Einstein's famous equation, E=mc2, outlines how energy is equivalent to mass times the square of the speed of light.
这个道理可以参考著名的爱因斯坦质能方程式，E=mc2,能量E是质量m乘以光速c的平方项。
It governs the behaviour of subatomic particles zipping around powerful accelerators at close to the speed of light and its equations foresaw the conversion of mass into energy in nuclear bombs.
该理论掌握了亚原子粒子在强大的加速器的作用下可以达到接近光速的速度这一表现行为。相对论的公式也预见了核弹中质(量)能(量)转换的现象。
This phenomenon, predicted by Einstein's theory of general relativity, causes light to curve as it flies through space-time that has been dented by the gravity of large bodies of mass.
这一现象是指光线在时空中传播的过程中由于大质量物质的引力而发生弯曲，这也是爱因斯坦的广义相对论所预言的。
This temperature rise begins about 700 light-years away from the black hole, allowing astronomers to estimate the black hole’s mass.
升温现象始于距黑洞700光年处，于是天文学家可以就此估算黑洞的质量。
One question, Tan says, is how efficiently the process works for massive versus light stars, because that's likely to be the mechanism that determines stellar mass.
有个问题，谭说，在巨型与小恒星间，谁的形成机制更有效，因为那可能是确定星际物质形成机制。
It was only the mice that changed their eating times that gained weight, taking on a body mass gain of about 50 percent more than their standard light-dark cycle counterparts.
那些改变进食次数的老鼠，与在正常日夜循环的环境下的老鼠，体重增加的比率多了50%。
Light at night increases mice body mass, apparently by shifting food intake to times when the animals are less active.
夜晚的灯光会让老鼠身体发胖。当这些小动物不那么活跃时，灯光明显改变了它们的进食次数，因而造成体重增长。
We've come up with a way, using optical fibers, to bring laser light to and from the seismometer, to make very precise measurements of the vibrations of the mass in our seismometer.
我们想出了一种新方法，通过光导纤维将激光导入和输出地震仪，从而精准地测量重物的振动值。
None of those planets are like Gliese 581 g, a rocky world about three times the mass of Earth orbiting — along with five sibling planets — a red dwarf star 20 light-year from Earth.
以上说到的行星没有一个像Gliese 581g——一个轨道是地球三倍的满是岩石的世界——还有五个姊妹行星——一个距地球20光年的红矮星。
None of those planets are like Gliese 581 g, a rocky world about three times the mass of Earth orbiting — along with five sibling planets — a red dwarf star 20 light-year from Earth.
以上说到的行星没有一个像Gliese 581g——一个轨道是地球三倍的满是岩石的世界——还有五个姊妹行星——一个距地球20光年的红矮星。
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