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1、Doyouhaveproblems?ThinkingoutsidetheboxandputtingthingsinperspectivemighthelpHere’salittleastronomytohelpyouputthisintoperspectiveHubbleTheHubbletelescopeislocatedoutsideouratmosphereandisorbitingaroundtheEarthat593kmabovesealevelwithanorbitalperiodofabout96to97minute
2、sataspeedof28,000km/h.ItsnameisinhonorofastronomerEdwinHubble,itwasplacedinorbitonApril24,1990.Itweighsabout11000kginacylindricalformwitha13,2mlengthandadiameterof4,2m.Thistelescopecanobtainimagesofthecosmosatan0,1arcsecondofresolution.InternationalSpaceStationViewfro
3、minsidetheSpaceStationHubble’sbestThisistheSombraroGalaxiealsocalledM104inMessier’scatalogatadistanceof28millionslightyears.ThisisconsideredoneofthebestpicturesHubbletook.ThenwehavetheAnt’sNebulasocalledbecauseofitsshapeandlocated3000and6000lightyears.ThenhereistheEsq
4、uimoNebulaat5000lightyears.InfourthplacetheCat’sEyeNebula.FifthplacetheHourGlassNebulalocated8000lightyearstheresultofanexplodingstar.In6thplace,wehaveapartoftheConeNebulaat2,5lightyearsInSeventhposition,wefindaprotionoftheSwanNebulalocated5,500lightyearsdescribedasan
5、oceanofhydrogenwithsmallquantitiesofoxygen,sulfurandotherelements.In8thplace,thisbeautifulimagecalled“Starrynight”AndalsoknowasLightEcho.In9thplace,twogalaxiesmergingNGC2207andIC2163located114millionslightyears.Tenthplace,afragmentoftheTrifidNebulawithmanystarsat9000l
6、ightyears.OtherimagesfromHubbleVoyager1ActualpositionofVoyager1(102AU)Dwarftplanetin2003UB313(Eris)Halley’scometM16:TheEagleNebulaM57:RingNebulaNebulaRCW79NGC2237:RosetteNebulaM42:OrionNebulaProtoStarMilkyWay(oursunisindicated)ABlackHoleNGC4414TheEarthwithcloudsTheEar
7、thwithoutcloudsTheEarthwitharisingmoonEarthandNewMoonEarthandfullMoonOurSunwithitsatmosphereSunwithoutitsatmosphereVenuswithoutitscloudsVenuswithcloudsMercuryMarsOrbitofMars,PhobosandDeimosJupiterJupiter’smoonsandtheirorbits(thefirst8,theclosestones)SaturnSaturn’sorbi
8、tandmoonsUranusUranusandSatellitesNeptuneNeptune’sorbitandsatellites(withoutNereid)Neptune’sorbitwithNereidandTritonPlutoOrb
