Jupiter is the l planet in size in our solar system.Over the years,scientists have found that Jupiter has i own small solar system.They have found that Jupiter has at least sixteen and probably m than 16 moons. B there are so many moons,scientists began to number them.The numerals(numb...
Globular clusters are still being discovered in the Milky Way and its halo. Some are behind the clouds of gas and dust in the plane of our galaxy and so can only be found using infrared light, which penetrates dust much more effectively than visible light. The cluster Mercer 3 is a good...
(communicate)with us so far.One reason is that some of us can hardly live on the earth because of(5) ___ (increase)population,and the other reason is that perhaps some(6) ___ (science)will create some space like our earth for people(7) ___ (live)in.Are you expecting that?
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If we find a civilization superior to us, as described in the Trisolaran, then we may be inviting the Wolf into our house. 科技给太空探索带来的好处的英语作文 科技给太空探索带来的好处的英语作文 Human beings have been infatuated with outer space for thousands of years. It has been more than...
So many strange worlds, with no sign of life. Not one other planet similar to our own.有那么多奇怪的世界，却没有生命的迹象。没有任何一个星球与我们的地球相似。So could it be that Earth really is unique? All living things on Earth are made of the same building blocks, long carbon-based...
1. In our solar system eight planets go around the sun. What are土星:Saturn,以罗马神话中的农神萨杜恩命名,希腊神话they? Can you name them?在我们的太阳系中,有八颗行星称其为“克洛诺斯”。围绕太阳运转。它们都有哪些?你能说出它们的名字吗?天王星:Uranus,以希腊神话中宙斯的祖父乌拉诺斯命名。海王星:...
What are the chances that we will encounter some alien form of life, as we explore the galaxy.If the argument about the time scale for the appearance of life on Earth is correct, there ought to be many other stars, whose planets have life on them. Some of these stellar systems could ...
Somethink their body is like a bear.Some scientists think life on our planet came fromother planets and that there might be other types of lifethere, looking like us.Are they clever?Do we measure this by the size of their brain, or bythe way they respond to us? If they approach(接近...
the rest of the solar system. Though we can’t send probes to the centres of other planets, clues to their interior composition sometimes fall at our feet in the form of meteorites. These are remnants of the early solar system that tell us about the conditions in which the planets formed...