<prompt> Qedela umusho olandelayo: UKnut Lundmark wayengomunye wamaphayona ekutadisheni kwanamuhla ngemithala namabanga ayo. Wayengomunye wabokuqala ukusola ukuthi le mibuthano yezinkanyezi iyizinhlelo zezinkanyezi ezikude kakhulu futhi akuzona izinto eziseduzane eziyingxenye yomthala wethu, iMilky Way. Ngo-1919 walinganisa ibanga eliya ku-M31 i-Andromeda Galaxy, kuya eminyakeni engu-650,000 yokukhanya cishe ingxenye yesine yenani lanamuhla esebenzisa ubukhulu be-novae etholakala ku-M31 futhi eyiqhathanisa nalabo abaseduze abanamabanga aziwayo. Umsebenzi kaLundmark waba nomthelela kulokho kamuva okwaziwa ngokuthi  <response>: Ukuphikisana okukhulu ngokuthi ama-nebula ayengama-galaxy noma ayegcwele igesi ekhazimulayo. 