. But his main reason for wanting to go to Mars is to ensure human survival (生存). He says that for humans... to go to Mars is to ensure human survival (生存). He says that for humans to survive in the future, we ……

that curiosity plays a part. But his main reason for going to Mars is the survival (生存) of the human... organization Mars One wants to put people on Mars by 2027. They say it is just the next step in human ……

organization Mars One wants to put people on Mars by 2027. They say it is just the next step in human... for going to Mars is the survival (生存) of humans. He says that for humans to survive, we must learn ……

“experiments” and test what human life would be like on Mars.“The Martian... what human life would be like on Mars.“The Martian environment is very hostile (不利的) with low ……

to land by itself. Many landers have failed (失败了).There were 45 Mars missions in human history. But only... (失败了).There were 45 Mars missions in human history. But only 18 of them were successful (成功的). ……

to land by itself. Many landers have failed (失败).There were 45 Mars missions in human history... failed (失败).There were 45 Mars missions in human history. But only 18 of them were successful (成功的).Word ……

on Mars by now. After all, it is a planet that is not affected by any human activity.I believe we have...TOPIC: Some people believe that human activities have harmed the Earth, while others think ……

on Mars by now. After all, it is a planet that is not affected by any human activity.I believe we have...TOPIC: Some people believe that human activities have harmed the Earth, while others think ……

?There are no firm plans to send astronauts to Mars. NASA talks vaguely of sending a human crew to the planet some... to Mars. NASA talks vaguely of sending a human crew to the planet some time after 2020.What we'll find ……

轻轻点击，就可以把你的名字送上红色星球……THE planet Mars (火星) became the centre of public attention on July 4, 1997. The Mars Pathfinder (探索者) had landed on the surface of the Red Planet for the first time in human ……

(先锋) for eventual human exploration of Mars. NASA wants to send humans to Mars by the mid-2030s...“洞察号”成功登陆火星。NASA’s InSight spacecraft touched down safely on the surface of Mars on Nov 27 ……

can be an astronaut!小小宇航员We sent some satellites (卫星) to Mars. But no human has been there. Do you...小小的红色星球Can people live on Mars? NASA (美国国家航空航天局) is looking for the answer. But they are not going ……

supplies (物资) to Mars months or even years before the first human land....新闻速览NASA to make a colony on Mars美国航天局计划建立火星殖民地。 HUMANS have long dreamed about moving to other ……

newest Mars rover (火星探测器) － Perseverance (毅力号). Who suggested this name? Thirteen-year-old Alex... will meet many setbacks (挫折) on the way to Mars. However, we can persevere (坚持). We － not as a nation ……

need to develop another safe place for human beings. Going to Mars would be one-way. Of course, life...如果有一张去火星定居的单程票，你愿意去吗？It would be a great pleasure to set out for Mars on behalf of (代表) humanity.擂 ……