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1、IntroductionaboutNASAcontents1.Creation2.Spaceflightprograms3.ScientificresearchCreationTheNationalAeronauticsandSpaceAdministration(NASA)istheagencyofthe?UnitedStatesgovernment?thatisresponsibleforthenation'scivilianspaceprogram?andfor?aeronautics?and?aerospace?research.President?DwightEisenho
2、wer?establishedtheNationalAeronauticsandSpaceAdministration(NASA)in1958?withadistinctlycivilian(ratherthanmilitary)orientationencouragingpeacefulapplicationsinspacescience.TheNationalAeronauticsandSpaceAct?waspassedonJuly29,1958,disestablishingNASA'spredecessor,the?NationalAdvisoryCommitteeforA
3、eronautics?(NACA).ThenewagencybecameoperationalonOctober1,1958.Sincethattime,mostU.S.spaceexplorationeffortshavebeenledbyNASA,includingthe?Apollo?moon-landing?missions,the?Skylab?spacestation,andlaterthe?SpaceShuttle.Currently,NASAissupportingthe?InternationalSpaceStation?andisoverseeingthedeve
4、lopmentofthe?OrionMulti-PurposeCrewVehicle?and?CommercialCrew?vehicles.Theagencyisalsoresponsibleforthe?LaunchServicesProgram?(LSP)whichprovidesoversightoflaunchoperationsandcountdownmanagementforunmannedNASAlaunches.Mostrecently,NASAannouncedanew?SpaceLaunchSystem?thatitsaidwouldtaketheagency'
5、sastronautsfartherintospacethaneverbeforeandlaythecornerstoneforfuturehumanspaceexplorationeffortsbytheU.S.NASAscienceisfocusedonbetterunderstandingEarththroughthe?EarthObservingSystem,?advancingheliophysicsthroughtheeffortsoftheScienceMissionDirectorate'sHeliophysicsResearchProgram,?exploringb
6、odiesthroughoutthe?SolarSystem?withadvancedroboticmissionssuchasNewHorizons,?andresearching?astrophysics?topics,suchastheBigBang,throughthe?GreatObservatories?andassociatedprograms.?NASAsharesdatawithvariousnationalandinternationalorganizationssuchasfromtheGreenhouseGasesObservingSatellite.Spac
7、eflightprogramsX-15rocketplane(1959–68)ProjectMercury(1959–63)水星計(jì)劃Skylab(1965–79)太空實(shí)驗(yàn)室Apollo-SoyuzTestProject(1972-75)阿波羅-聯(lián)盟試驗(yàn)計(jì)劃SpaceShuttleprogram(1972–2011)航天飛機(jī)計(jì)劃InternationalSpaceStation(1993–present)國(guó)際空間站計(jì)劃CommercialResupplySe
