True, observers had noted fuzzy patches of light known as nebulas, but these were generally thought to be swirls of gaseous matter within our own galaxy.
Tiesa, astronomi bija pamanījuši izplūdušus gaismas plankumus, kas bija pazīstami kā miglāji, taču tos parasti uzskatīja par gāzu sabiezējumiem mūsu pašu Galaktikā.