China unveils its first and unnamed moon rover

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Chinesescientistsdescribedthecountry"sfirstmoonroveronWednesdayandinvitedtheglobalpublictocomeupwithanameforit.ZhaoXiaojin,directoroftheaerospacedepartmentoftheChinaAerospaceScienceandTechnologyCorporation,depictedthelunarroveranorbiteradaptabletoharshenvironments;ahighlyefficientandintegratedrobot;andahighaltitude"patrolman"carryingthedreamsofAsia.TheChang"e-3missiontomoon,namedafteraChineselunargoddess,willtakeplaceinDecember,whenaChinesespacecraftwillsoft-landonacelestialbodyforthefirsttime.Theroverhastwowings,standsonsixwheels,weighs140kgandwillbepoweredbysolarenergy."Whenitarrivesinlunarorbitonboardalander,theroverwillchoosethebestlandingsiteandgentlytouchdownthemoon"ssurface,usingopticalandmicrowavesensorstoavoidrocksandcraters,"Zhaosaid.Theroverwill"selectthebestroute,useminimalfuelandmakethesmallestpossibleerror"duringlandingandiscapableofhoveringtosteerclearofobstacles,hesaid.DomesticandoverseascompatriotscansubmittheirproposednamesfortheroverthroughtheInternetandtheofficialnamewillbeannouncedinNovemberafteranonlinepollontheselectedproposals.LiBenzheng,deputychiefdesignerofChina"slunarprobeprogram,saidthenameoftherovershouldexpressthewishesofChineseathomeandabroad,featurethemodernandnationaltraitstoinspirepeople.Linotedtheroverwillrecognizeobstaclesonthemoon"ssurface,andplotapathofleastresistancebyacombinationofonboardnavigationsystemsandremotecontrolfromthecommandcenter.Therovercan"rest",automaticallyenteringadormantstatetorechargeitsbatteries,andreturntoworkafterawhile,Lisaid.Itcanendureavacuum,intenseradiationandextremesoftemperature.Temperaturesonthemoon"ssurfacecanrangefromminus180toplus150degreesCelsius,saidWuWeiren,theprogram"schiefdesigner.Theroverisequippedwithnumerousdetectorsandinformationgatheringsystemssuchasapanoramiccameraandradarmeasurementdevices.TheroverwillpatroltheEarth"snaturalsatelliteforaboutthreemonths.Thedatacollectedbytherover,suchas3Dimages,infraredspectrumsandlunarsoilanalysis,willdirectlyandaccuratelyleadtogreaterunderstandingofthemoon..ChinalaunchedChang"e-1in2007andChang"e-2in2010.Thefirstprobecollectedalargebodyofdataandacompletedmapofthemoon.Thesecondmissiongreatlyenhancedtheresolutionofthepreviousmapandgeneratedahigh-definitionimageofSinusIridium,aplainofbasalticlava,consideredbylunarobserverstobeoneofthesatellite"smostbeautifulfeatures.TheChang"e-3moonprobeispartofthesecondstageofChina"sthree-stagelunarmission,orbiting,landing,andanalyzinglunarsoilandstonesamples.（Editor：GaoYinan、Wang Jinxue）We Recommend

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