At the edge of darkness, after about eight hours, I turned around and saw the Earth from our altitude at Hubble, 568 kilometers up.
在黑暗的边缘,大约8个小时后,我转过身来,从哈勃望远镜上看到了568公里高处的地球。
An iridium-enriched sediment layer and a large impact crater in the Yucatn provide evidence that a large meteorite struck Earth about 65 million years ago.
尤卡坦半岛上富含铱的沉积层和一个巨大的陨石坑提供了证据,证明了约6500万年前,一颗大型陨石撞击了地球。
I wanna go over the different types of meteorites, and what we've learned from them about the formation of Earth, and the solar system.
我将介绍陨石的不同类型,以及我们能够从中了解到的有关地球和太阳系的形成的知识。
If the Earth-Sun distance were as little as 1 percent larger, runaway glaciation on Earth about 2 billion years ago would have caused the oceans to freeze and remain frozen to this day.
如果地球与太阳的距离再大哪怕1%,大约20亿年前地球上失控的冰期就会导致海洋冻结,并一直冻结到今天。
If the Earth-Sun distance were as little as 1 percent larger, runaway glaciations on Earth about 2 billion years ago would have caused the oceans to freeze and remain frozen to this day.
如果地球与太阳的距离再大1%,大约20亿年前地球上失控的冰期就会导致海洋冻结,并一直冻结到今天。
According to the giant-impact hypothesis, the Moon was created during a collision between Earth and a large object about the size of Mars.
根据“巨型撞击假说”,月球是在地球和一个火星大小的物体相撞时形成的。
He hopped about and pecked the earth briskly, looking for seeds and insects.
他跳来跳去,轻快地在土地上啄着,寻找种子和昆虫。
You know, I am still not too clear about the hydrologic cycle, the transfer of water back and forth between the earth and the atmosphere.
你知道,我仍然不是很清楚水文循环,也就是水在地球和大气之间的来回转移。
Kepler 22-b lies at a distance from its sun about 15% less than the distance from the Earth to the Sun, and its year takes about 290 days.
“开普勒-22b”与其所在星系母恒星之间的距离比日地距离要短约15%,公转周期约为290个地球日。不过,母恒星所发射出的光能量也要比太阳弱25%。
It shares this with a number of smaller asteroids whose orbits suggest they were spalled off in the collision, and with about 5% of the meteorites which fall to Earth.
灶神星和许多更小的小行星共同具有这种特征谱。这些更小行星的轨道表明它们是那次碰撞中剥落下来的,而其中大约5%的陨石落到了地球上。
Six years of observations revealed the presence of five planets between 13 and 25 times the mass of Earth, or about the mass of Neptune, that orbit the parent star once every 6 to 600 days.
经过长达六年的观察,科学家发现有五颗行星的质量是地球的13-25倍,或者说,与海王星的质量差不多,它们围绕恒星的旋转周期在6到600天之间。
OCO will similarly study carbon dioxide and also oxygen signatures in reflected sunlight. It will fly at an average altitude of 705km and orbit the Earth about every 99 minutes.
同样,OCO也会研究太阳反射光线中的二氧化碳和氧气特征光谱,它将于705公里的上空以99分钟绕地球一圈的速度飞行。
Scientists know a lot about the two lab-friendly species Physarum and Dictyostelium, but they still know very little about the many other slime molds on earth.
科学家对于实验室经常使用的两种黏菌—绒泡菌和盘基网柄菌—已经十分了解,对于地球上的其他黏菌却知之甚少。
I went to a shop in Santa Fe in New Mexico -- a trendy shop for concerned people, where there was a lot of hessian, and earthenware products and posters with slogans about the earth.
我来到新墨西哥州的圣达菲的一个专门为担心气候变暖的人们开设的商店里。那里有一些粗麻布,还有一些陶器和海报,上面印有关于保护地球的标语。
Photography is capable of “freezing” the moment and showing us the truth about many things on Earth, including shadows.
摄影可以“定格”这一瞬,给我们展示地球上诸多事物的真面目,阴影也不例外。
Metatron: We have spoken before of the civilizations and colonies that exist within the inner earth, and have spoken about the vast underground network of tunnels and caverns that network your planet.
梅:以前我们曾讲过在内部地球的一些居民和居住地,也讲过大量的地下隧道网络和空穴贯穿于整个地球内。
Unfortunately, no means has yet been found for identifying which faults are about to go 'bang,' and the earth has not revealed any reliable precursory signals that indicate a quake is about to happen.
不幸的是,没有一种方法可以准确地预测哪一个断层会断裂,地球也不会给我们任何预示地震即将发生的可靠的准确的信号。
Not having to lie there and listen to all that maudlin drivel about how the earth shook freed me up to work on film scripts and develop new breakthrough concepts.
我再也不用躺在那儿,听那些感情脆弱的傻娘们胡扯什么地球是怎么抖动的,我可以全身心的投入电影剧本的创作,为大众创造一个又一个的观念突破。
He and the members of his society continued to support the idea that the Earth is flat and that those who disagree are part of a conspiracy to keep the truth about the Earth hidden.
他和该协会的其他成员继续支持地平说,还说不同意他们观点的人参与了阴谋来隐藏关于地球的这一实情。
It holds 99.8 percent of the solar system's mass and is roughly 109 times the diameter of the Earth -about one million Earths could fit inside the sun.
太阳的质量占太阳系总质量的99.8%,其直径大约为地球的109倍,差不多一百万个地球才能填满一个太阳。
It holds 99.8 percent of the solar system's mass and is roughly 109 times the diameter of the Earth - about one million Earths could fit inside the sun.
太阳的质量占太阳系总质量的99.8%,其直径大约为地球的109倍,差不多一百万个地球才能填满一个太阳。
They say they have strong evidence for another planet in the same system that has about eight times the mass of the Earth and orbits every 84 days.
他们说他们有足够证据证明在同样系统内还有一个行星,体积为地球的8倍,运转周期为84天。
Light travels from the Sun to the Earth in about 8 minutes and 19 seconds.
太阳光线“长途跋涉”到地球上,大概需要8分19秒。
That means that the speed of the Moon around the Sun will vary between about 103% and 97% of the speed of the Earth around the Sun.
这就意味着月球绕行太阳的速度的改变范围是在地球绕行太阳速度的97% ~ 103%范围之间。
Please answer the true or false statements about a country within the image, and then tell us where on Earth you think the location is.
图片上显示了某个国家的信息,在下列有关该国的陈述中,请告诉我们哪个正确,哪个错误,然后告诉我们这个地方究竟位于哪个国家。
The Apollo missions were supposed to reveal the truth about the Moon. In fact, they taught us about the Earth - and ourselves.
阿波罗号的任务是探月,实际上,让我们认识的却是地球和我们自身。
"My grandfather had an open mind about the age of the Earth," he says, "and never mentioned evolution."
“我的祖父对于地球年龄,心态非常好,”他说,“从不提进化。”
Look at 3:31, "the one who comes from above is above all, the one who is of the earth belongs to the earth and speaks about earthly things."
看3:31,“从天上来的,是在万有之上,从地上来的,是属乎地,他所说的,也是属乎地。”
Look at 3:31, "the one who comes from above is above all, the one who is of the earth belongs to the earth and speaks about earthly things."
看3:31,“从天上来的,是在万有之上,从地上来的,是属乎地,他所说的,也是属乎地。”
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