of water on the red planet.Relieved NASA scientists, who saw their last two missions to Mars both end... since two failed missions in 1999.Mars Observer disappeared as it neared the planet in 1993, probably ……

already been about 50 missions to Mars. But things can easily go wrong. About two-thirds of all Mars missions have failed. When successful, a Mars orbiter, probe or lander will touch down on the surface ……

;s fifth Space Day, the country named its first Mars exploration mission (任务) Tianwen-1. The name... missions share the same spirit (精神).Besides the Mars mission, other planetary (行星的) exploration missions ……

;s space exploration missions share the same spirit (精神).Besides the Mars mission, other planetary (行星..., China’s fifth Space Day, the country named its first Mars exploration mission (任务) Tianwen-1 ……

is a Mars mission, you may have thought. After all, NASA spent $671 million (4.11 billion yuan..., at a cost of only $74 million. The spacecraft is called the Mars Orbiter. In contrast (对比), the 2013 sci ……

to Mars. So much can wrong though. And things usually do. About two-thirds of all missions have failed...无数颗人类探测器穿越茫茫宇宙，前赴后继飞向红色星球。Sending a spacecraft to Mars may seem like something new. But missions ……

missions (任务) take their names from ancient Chinese culture. The country’s first Mars exploration... doubts about traditional ideas and the spirit of looking for the truth.Besides the Mars mission, all ……

missions (任务) take their names from ancient Chinese culture. The country’s first Mars exploration... doubts about traditional ideas and the spirit of looking for the truth.Besides the Mars mission, all ……

important step when the NASA (US National Aerenautics and Space Administration) Europa Orbiter project...LONDON: Scientists are searching for aliens. But not on Mars. This time: Europa, a moon of Jupiter ……

camera aboard NASA’s Mars Reconnaissance Orbiter. “I just happened to have the biggest accident of my... administrator for science missions. Currently, no one knows where water on Mars might come from. Water could ……

for future missions.Its launch will be a landmark for China’s space program, said Sun Laivan, head...) of the nation’s first lunar orbiter (绕月探测卫星), Chang’e I, goes smoothly.Chang’e I will be sent ……

, taking us into space.Discovery, the longest-serving orbiter (轨道飞行器) of the NASA Space Shuttle program... missions (任务). Its new home is in the National Air and Space Museum in Washington. A space shuttle ……

;The Mars probe has three parts – the orbiter (轨道飞行器), the lander (着陆器) and the rover (火星车). The Mars probe has three parts – the orbiter (轨道飞行器), the lander (着陆器) and the rover (火星车).  ……

probe?The Mars probe has three parts – the orbiter (轨道飞行器), the lander (着陆器) and the rover (火星车). The Mars probe has three parts – the orbiter (轨道飞行器), the lander (着陆器) and the rover ……

and open to people of all ages.In 2003, twin Mars Rovers will be launched (发射) towards the Red Planet... of the 2003 Mars Rover missions! ……