Astronom i A
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Transcript of Astronom i A
Cuprins:Formarea universului___________________________01Soarele_________________________________________03Planetele_______________________________________06Uranus _________________________________________07Jupiter__________________________________________10Marte___________________________________________13Mercur__________________________________________17Neptun_________________________________________19Venus___________________________________________23Saturn_________________________________________25Planetele pitice_________________________________29Eris____________________________________________29Pluto__________________________________________29Ceres___________________________________________30Terra___________________________________________30Stelele_________________________________________32Caracterizarea stelelor__________________________34Clasificarea stelelor_____________________________38Nebuloasele____________________________________42Gaurile negre___________________________________42Cometele_______________________________________44Asteroizii______________________________________46Meteorii-stlele cazatoare________________________49Galaxiile______________________________________53Concluzie_____________________________________59