On Mars, NASA Finds “Organic” Substances Linked to LifeThe United States space agency says its Mars exploration vehicle has discoveredchemical substances necessary for life. Scientists reported that NASA's Curiosity roverfound large amounts of organic molecules in 3.5 billion-year-old rock in an ...
NASA Rover Finds Meteorite on Mars Surface
原文地址www.nasa.gov/feature/jpl/nasas-curiosity-rover-finds-an-ancient-oasis-on-mars 这块被称为“老酒鬼”的火星石板上裂缝的网络也许是在超过30亿年前从一个泥层慢慢干燥而来的。该图片从左到右大约是90厘米宽,是由三张由NASA好奇号火星车的手持成像仪拍下的照片组成的。 图源:NASA/喷气动力实验室...
NASA's six-wheeled robot rumbled to Gediz Vallis Ridge on Mount Sharp, a mountain the rover has slowly climbed since 2014. The ridge is evidence from some 3 billion years ago, when Mars was a wet world, replete with lakes and roaring rivers. Back then, colossal debris flows hurled mud ...
It is likely that the rocks in the area formed as layers of mud in ancient lakes, something Curiosity also found lower on Mount Sharp. Water interacted with sediment over time, leaving an abundance of clay in the rocks there, said NASA. ...
NASA has announced an unusual new discovery: the iconic Star Trek Starfleet logo has been found on the surface of Mars. The insignia was captured by the agency’s Mars Reconnaissance Orbiter that’s orbiting the red planet, and the MRO HiRISE (High-Resolution Imaging Science Experiment) camera...
NASA’s Curiosity rover hasn’t discovered any signs of methane in the atmosphere of Mars, a finding that does not bode well for the possibility that microbes capable of producing the gas could be living
A NASA rover exploring the foothills of a Martian mountain has found rippled rocks, offering scientists the clearest evidence yet of ancient water waves on the Red Planet. Curiosity, a car-size robot that has been rumbling over Mars for a decade, took photos of the peculiar geology in mid-...
NASA Finds the Only Way for Man to MarsC. Nuclear Technology Flies Man to SpaceD. New Rocket Could Get Astronauts to Mars Faster 相关知识点: 试题来源: 解析 D语篇类型:说明文主题语境:人与社会——核动力航天器文章大意:本文主要介绍了西雅图一家公司研发核动力引擎以助力NASA的载人探索火星计划。
B.NASA Finds the Only Way for Man to Mars C.New Rocket Makes the Trip to Mars More Convenient D.New Technology Flies Man to Space Faster相关知识点: 试题来源: 解析 【答案】【小题1】B【小题2】A【小题3】C【小题4】D 【解析】【分析】这是一篇说明文。文章主要介绍了新技术火箭将能更快地...