天文学基础知识详说32.ppt

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1、MoonCredit:NASACredit:WatanabeTsuyoshiCredit:JPL/NASASatellite衛星¼EarthCredit:RobertGendlerMoon月球Radius半徑Mass質量Gravitationalforce重力SurfaceTemp.表面溫度Rotationalperiod自轉週期1738km(1/4oftheEarth’s)~1/81oftheEarth’s~1/6oftheEarth’sfrom130℃to-110℃~27.3daysCredit:JHU/NASA384000kmCredit:CalvinJ.Hamilton月殼

2、Crust月幔Mantle月核Core月海Maria/SeaCredit:JPL/NASA環形山/隕石坑CratersCredit:NASACraters隕石坑Credit:NASACredit:NASACredit:NASA近地遠地Moon’sEllipseOrbit月球橢圓軌道Credit:NMMLondon遠地Apogee近地PerigeeCredit:AntonioCidadaoCredit:GalileoProject,NASAPerigeeMoonApogeeMoon朔新月滿月望上弦下弦殘月娥眉月凸月凹月Sunlight太陽光Credit:NMMLondon月相Phas

3、eCredit:WFITeam,ESP,MPI-A,OACAwaningcrescentmoon殘月Credit:AntonioCidadaoLunation朔望月Credit:LickObservatoryRotationalPeriod(self-rotating)=OrbitalPeriod(rotatesaroundtheEarth)=27.3daysFarsideoftheMoonCredit:NASATides潮汐TidesCredit:F.Espenak日食SolarEclipse月食LunarEclipseThemoonsorbittipsbyabout5tot

4、heearthsorbit.Umbra本影Penumbra半影TotalLunarEclipse月全食PartialLunarEclipse月偏食Credit:AnthonyAyiomamitis日食SolarEclipseCredit:CENS日全食TotalSolarEclipse日偏食PartialSolarEclipseCredit:MurrayAlexanderCourtesyHongKongSpaceMuseum,PhotographbyChee-kuenYip.Credit:NASACredit:CalvinJ.HamiltonCredit:NASACredit:N

5、ASACredit:NASA