Dee ihe na-aga n'ihu maka paragraf a - Milky Way bụ ụyọkọ kpakpando nke gụnyere Solar System anyị, aha ya na-akọwa ọdịdị ụyọkọ kpakpando site na Earth: a na-ahụ ọkụ ọkụ na-ahụ anya na mbara igwe abalị nke sitere na kpakpando ndị a na-apụghị iji anya nkịtị mata. Okwu ahụ bụ́ "Milky Way" bụ nsụgharị nke okwu Latin bụ́ ', nke sitere n'okwu Grik bụ́ ('), nke pụtara "milky circle". Site n'Ụwa, a na-ahụ Milky Way dị ka ụyọkọ kpakpando n'ihi na a na-ele ya anya site n'ime. Galileo Galilei bu ụzọ jiri teliskop ya hụ kpakpando nke ọ bụla n'otu n'otu n'afọ 1610. Ruo ná mmalite afọ ndị 1920, ihe ka ọtụtụ ná ndị na-enyocha mbara igwe chere na Milky Way nwere kpakpando nile dị n'Eluigwe na Ala. Mgbe Oké Mkparịta Ụka nke 1920 gasịrị
N'agbata ndị na-enyocha mbara igwe bụ́ Harlow Shapley na Heber Curtis, nchọpụta Edwin Hubble mere gosiri na Milky Way bụ nanị otu n'ime ọtụtụ ụyọkọ kpakpando.