https://www.youtube.com/watch?v=oLrOnEmy_GA&t=357s国际空间站是一个在近地轨道上运行的科研设施,是人类历史上第九个载人的空间站。空间站的主要功能是作为在微重力环境下的研究实验室,研究领域包括生物学、物理学、天文学、地理学、气象学等,目前由六个国家或地区合作
Dennis Tito has become the world’s first “space tourist”. He went on a 10-day visit to the International Space Station. He paid 14 million pounds for his journey. A year later, Martin wanted to do the same. He was only 22 years old and probably very rich too. He is still ...
The International Space Station (seen here in 2018) has been continuously occupied by astronauts since 2000. NASA Imagine you wake up in the morning, look out your window and see the vast blue horizon of Earth and the blackness of space. Our world stretches out beneath you. Mountains, lake...
The International Space Station took over a decade to complete. Most of the pieces that you see here were launched by the Space Shuttle. In fact, this was one of the main purposes of the Space Shuttle. It was to build the Space Station. We can't go over every single mission. That wo...
Judging by its size, the International Space Station would seem to pose a much bigger threat to folks on the ground than the UARS satellite did. The $100 billion orbiting lab is as big as a football field and tips the scales at 431 tons, so its re-entry debris shower should dwarf that...
D We can video chat with astronauts aboard the International Space Station, but how about communicating with a submarine(潜艇)? Not so easy. The lack of realistic methods for sharing data between underwater and airborne devices(设备) has long been difficult for scientists and engineers.Now, rese...
International business manager is my mother. Making introductions. Giving greetings. First meeting. Introducing others. May I present introduce the most formal. Allow me to introduce. I'd like to introduce. May I introduce. I'd like to meet. Do you know. Have you know. This is. It's ...
While their families and colleagues must undoubtedly think about them 24 hours a day, it seems that most residents of Earth never find themselves pondering what life must be like for the elite six astronauts aboard the International Space Station (ISS) just outside our atmosphere. Orbiting the ...
How Many Times Did the International Space Station Crew Ring in the New Year? Can You Guess?While their families and colleagues must undoubtedly think about them 24 hours a day, it seems that most residents of Earth never find themselves pondering what life must be like for the elite six ...
Thanks to the International Space Station we know quite a bit about the effects of low gravity on the human body, but NASA scientists want to learn more. 22) To that end, they have been studying how other species deal with low grav...