Most known extrasolar planets reside in highly elongated, not circular, orbits.
大多数已知的太阳系外行星都居住在高度拉长而非圆形的轨道上。
Time to start giving extrasolar planets proper names
该替太阳系之外的行星适当取名了
Scientists first discovered an extrasolar planet in 1992.
1992年，科学家发现了第一颗太阳系之外的行星。
Even with the JWST, however, finding extrasolar 'Earths' will be tough.
即便使用JWST，寻找太阳系之外的“地球”依然不是轻而易举的事儿。
An extrasolar planet that could support liquid water finally showed itself in September.
一个能够支持液态水的太阳系外行星9月份终于出现。
As of 2007, three extrasolar planets have been confirmed in orbit around this pulsar.
直至2007年，在这颗脉冲星周围轨道上已有三颗系外行星被确认。
The discoveries bring the total number of known extrasolar planets, or exoplanets, to 645.
这些发现使已知的太阳系外行星或系外行星总数量增至645个。
Also, recent searches for extrasolar planets have concluded that planets are not rare.
另外，近期对太阳系外行星的研究结论表示，行星数量并不算少。
Most of these extrasolar planets, or exoplanets, have been found using two different strategies.
这些太阳系外行星，或外星球大部分是通过两种不同的策略发现的。
The extrasolar planet GJ 1214b is a rocky planet rich in water that sits about 40 light-years away.
外太阳系行星GJ1214b是一颗约有40光年远的由岩石组成的多水行星。
So far, only a handful of extrasolar planets, or exoplanets, have had their pictures taken directly.
到目前为止，我们仅仅获得了少数几个太阳系外行星的直接照片。
Perhaps, therefore, it is time to change the convention and give such a name to an extrasolar planet.
因此，也许到了改变星际命名公约，并该给太阳系外的行星起个好名字的时候。
The study may help astronomers build telescopes to pick out life-friendly extrasolar planets in the future.
这项研究将来也许可以为天文学家搭建用以选择太阳系外适合生存的行星的望远镜提供帮助。
The findings are causing extrasolar planet hunters to revise their thinking on what constitutes a habitable planet.
这个发现造成了太阳系外行星搜寻者们都不得不修改他们关于适宜生活行星的想法。
The planet is one of three extrasolar planets orbiting the young star HR 8799, which lies 130 light-years away.
这个行星是绕着年轻恒星HR 8799运行的三个系外行星中的一员，这个恒星距离地球130光年。
Astronomers may soon have observations to back up their hypotheses about lunar companions to extrasolar worlds.
天文学家可能很快就能得到支持他们假设的观测结果，他们的假设是在太阳系外的宇宙存在像月球一样的卫星。
Barnes’ simulations predicted more-dire consequences for extrasolar planets near the edge of their habitable zones, though.
然而，巴恩斯所作的模拟预测出处于可居住区边缘的系外行星更为可怕的后果。
Especially, the discovery of extrasolar planets, with its purpose, ways and means, achievement, and the future, are emphasized.
并着重介绍太阳系外的行星系统的发现，它的目的、方法、成果以及未来。
New simulations of extrasolar planetary systems may mean the definition of "habitable" planets needs to be completely overhauled.
针对系外行星系统的最新模拟可能意味着“可居住”行星的定义需彻底颠覆。
In the 15 years since the first extrasolar planet orbiting a Sun-like star was discovered, astronomers have found close to 500 more.
在距第一颗绕类太阳恒星运行的太阳系以外行星被发现的过去15年中，天文学家大概又发现了将近500个类似的行星。
So say three teams of scientists who used the Spitzer space telescope to capture the light spectrum of two known extrasolar planets.
三支科学家小组用“斯必择”空间望远镜捕获了两个已知的太阳系外行星的光谱。
Of course, there is the possibility that intelligent, scientifically minded alien species do evolve quite readily on extrasolar planets.
当然，也可能太阳系外智能的、有着科学思维的外星物种，其演化是很容易的。
But they needed the keen 'eye' of Hubble to make the first direct measurement of the chemical makeup of an extrasolar planet's atmosphere.
但是，天文学家仍需要一双敏锐的眼睛——哈勃来首次完成对这太阳系之外的一颗行星大气层化学构成的直接测量。
It will probe the mysterious magnetic field that exists between the stars, and its resolving power will help with the search for extrasolar planets.
它将探测星际间存在的神秘磁场，而且其分辨力将有助于寻找太阳系外的行星。
Looking for transiting extrasolar planets is analogous to palle and colleagues' technique - using the Moon as a mirror to watch Earth transit the Sun.
观察太阳系外行星凌日的技术同Palle和他同事的技术近似，那就是利用月亮作为镜子看地球相对于太阳的凌日。
It is quite possible that, within our lifetimes, atmospheric studies of these extrasolar planets will provide the first evidence of biological life beyond Earth.
在我们的有生之年，对于这些外太阳系行星大气层的研究，很有可能提供地球外存在生命的首个证据。
It is quite possible that, within our lifetimes, atmospheric studies of these extrasolar planets will provide the first evidence of biological life beyond Earth.
在我们的有生之年，对于这些外太阳系行星大气层的研究，很有可能提供地球外存在生命的首个证据。
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