标签:行星旅行指南 相关文章
All houses are unique. Even if they look the same from the outside, they are very different on the inside. I think houses are very interesting. I like looking at the way they are built and the style they are built in. In London there are many houses
A student is talking to her teacher. S: I hear that scientists are planning to study asteroids and meteors, right? T: Yes. They want to determine whether Earth is in danger of being struck by such a r
Lesson 43 Are there strangers in space? 宇宙中有外星人吗? First listen and then answer the following question. 听录音,然后回答以下问题。 What does the 'uniquely rational way' for us to communicate with other intelligent beings
14. Everyone in my life has something to teach me. We have a purpose in being together. As I change my thoughts , the world around me changes. I have come to this planet to learn to love myself more and to share that love with all those around me. I
BBC News with David Austin. Astronomers say they've made a major discovery of planets orbiting a distant star which may hold the right conditions to support life. They say they've found seven earth-sized planets orbiting a star called Trappist-1. The
The European Space Agencys deep space probe Rosetta transmitted high-resolution images of anasteroid millions of miles from Earth. Rosetta caught up with the Steins Asteroid Friday night in the asteroid belt between the orbits of Mars and Jupiter. Un
76 years after Pluto's discovery and after 17 years of research and development, Nasa's new Horizon Spacecraft sets out for Pluto. Travelling at around a million miles a day, it's on a 9-year, 700-million-dollar journey to reach Pluto and review its
The thing about extinction events is that, of course they're very bad for the animals that go extinct, but they open up a door of opportunity for a lot of other animals and plants. 其实就灭绝事件来说,当然对走向灭绝的动物来说很糟
How big is your carbon footprint? Neil: This is Real English from BBC Learning English. I'm Neil. Lily: 大家好,我是杨莉。 Neil: This is the programme in which we look at words and phrases that you may not find in your dictionary. Lily: 地道英语和大
And I hope you've had as much fun as I've had. London is a fine finale for any European adventure. I've been visiting her for years and our relationship is thriving. People tell me,
US Space Agency Expands Search for Distant Planets Able to Support Life The search for worlds orbiting distant stars will intensify in the coming weeks when the American space agency NASA launches a spacecraft. Scientists hope the spacecraft will enl
According to the Daily Telegraph of October 9, water ice and organic molecules that help to form the basis of life have been discovered on a second asteroid, called 65 Cybele, by astronomers。 The finding was reported at a meeting of planetary scien
A few months ago the fairy tale came true. 几个月前,童话故事成真了! We announced to the world that we know what these streaks are. It's liquid water. 我们向世界宣布,我们已经知道这些条纹是什么了。是液态水。
地球大小的新行星被发现 Not too big, not too small. Not too hot, not too cold. A newly discovered planet looks just right for life as we know it, according to an international group of astronomers. 不太大又不太小,不太冷又不太热
Solar energy is the key to our future. If we do not use it, our planet will not survive. We do not have enough resources on Earth to supply our energy needs. We are slowly using solar energy more. Most places you go in the world today you can see sol
About 4.6 billion years ago, a great swirl of gas and dust some 15 billion miles across accumulated in space where we are now and began to aggregate. Virtually all of it99.9 percent of the mass of the solar systemwent to make the Sun. Out of the floa
London 雾都漫步And I hope you've had as much fun as I've had. London is a fine finale for any European adventure. I've been visiting her for years and our relationship is thriving. People tell me, You know, you've got a great job. And you know so
A new world in your bedroom 卧室里的新天地 Amateur astronomers join the ranks of the planet hunters 业余天文学家加入猎星人行列 IN AN age of professionals, the ability of amateur scientists to make meaningful contributions has almo
Meanwhile, a 45-meter wide asteroid has hurtled safely past earth after it came within 27-thousand kilometers, making it the closest known flyby for a rock of its size. The asteroid, named 2012 DA14 came closer to earth than many communication and we
The Moon's steady gravitational influence keeps the Earth spinning at the right speed and angle 由于月球持久的引力影响,地球能以合适的速度、合适的角度自转, to provide the sort of stability necessary for the long and suc