Tirohia te whiti i raro nei, ka whakautu i te pātai i muri mai i roto i te reo ano i te whiti: Passage: Galaxies come in three main types: ellipticals, spirals, and irregular. A slightly more extensive description of galaxy types based on their appearance is given by the Hubble sequence. I te mea e hāngai ana te raupapa o Hubble ki te momo morphological tirohanga (ahua), ka ngaro pea i etahi ahuatanga nui o nga tupuni penei i te tere o te hanganga whetu i roto i nga tupuni whetu me te mahi i roto i nga whatu o nga tupuni kaha. Pātai: He aha te taputapu e whakamahia ana kia pai ake ai te tirohanga ki nga momo tupuni?
Te raupapa o Hubble