2MUNDARIJAKirish............................................................................................................... 3– BOB.Ulug‘bek va uning rasadxonasi..................................................................................................... 5Rasadxonaning bosh teleskopi................................................................................................... 10Galaktika tuzilishi, yulduzlarning xususiy harakati................................................................................................... 11Galaktikamizning vujudga kelishi va uning dinamikasi................................................................................................... 15Galaktikalarning ochilishi. Bizning galaktika................................................................................................... 22– BOB.Galaktikalarning fizik xususiyati...................................................................................................... 30Radiogalaktikalarning strukturasi, nurlanish aktivligining o‘zgarishi...................................................................................................... 32Galaktikaning tuzilishi va tarkibi…...................................................................................................... 35Galaktikalarning ximiyaviy evolyutsiyasi...................................................................................................... 38Galaktikalarning yadrosini tuzilishi…...................................................................................................... 40Koinotning tuzilishi va evolyutsiyasi, yulduzlarning sochma va sharsi - mon tudalari 42Galaktikalarimizdagi yulduzlarning soni va uning spektri...................................................................................................... 43Xulosa............................................................................................................ 47Adabiyotlar 50