Pale Blue Dot

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1、Formatting/Corrections/PDF/TorrentbyDodecahedron(2009).ShareKnowledge.MaketheWorldabetterplace.PALEBLUEDOT:AVisionoftheHumanFutureinSpaceCarlSaganForSam,anotherwanderer,Mayyourgenerationseewondersundreamt.SPACECRAFTEXPLORATIONOFTHESOLARSYSTEMNOTABLEEARLYACH

2、IEVEMENTSUNITEDSTATES1958Firstscientificdiscoveryinspace-VanAllenradiationbelt(Explorer1)1959FirsttelevisionimagesoftheEarthfromspace(Explorer6)1962Firstscientificdiscoveryininterplanetaryspace-directobservationofthesolarwind(Mariner2)1962Firstscientificall

3、ysuccessfulplanetarymission(Mariner2toVenus)1962Firstastronomicalobservatoryinspace(OSO-1)1968Firstmannedorbitofanotherworld(Apollo8totheMoon)1969Firstlandingofhumansonanotherworld(Apollo11totheMoon)1969FirstsamplesreturnedtoEarthfromanotherworld(Apollo11to

4、theMoon)1971Firstmannedrovingvehicleonanotherworld(Apollo15totheMoon)1971Firstspacecrafttoorbitanotherplanet(Mariner9toMars)1973FirstflybyofJupiter(Pioneer10)1974Firstdual-planetmission(Mariner10toVenusandMercury)1974FirstflybyofMercury(Mariner10)1976Firsts

5、uccessfulMarslanding;firstspacecrafttosearchforlifeonanotherplanet(Viking1)1977FirstflybysofSaturn(Pioneer11)1981Firstmannedreusablespacecraft(STS-1)1980-84Firstsatellitetoberetrieved,repaired,andredeployedinspace(SolarMaximumMission)1985Firstdistantcometar

6、yencounter(InternationalCometaryExplorertoCometGiacobini-Zimmer)1986FirstflybyofUranus(Voyager2)1989FirstflybyofNeptune(Voyager2)1992Firstdetectionoftheheliopause(Voyager)1992Firstencounterwithamain-beltasteroid(GalileotoGaspra)1994Firstdetectionofamoonofan

7、asteroid(GalileotoIda)SOVIETUNION/RUSSIA1957FirstartificialsatelliteoftheEarth(Sputnik1)1957Firstanimalinspace(Sputnik2)1959FirstspacecrafttoescapetheEarth'sgravity(Luna1)1959FirstartificialplanetoftheSun(Luna1)1959Firstspacecrafttoimpactanotherworld(Luna2t

8、otheMoon)1959Firstviewofthefarsideofthemoon(Luna3)1961Firsthumaninspace(Vostok1)1961FirsthumantoorbittheEarth(Vostok1)1961-62Firstspacecrafttoflybyotherplanets(Venera1toVenus;Mars1toMars)1963Firstwoman