But were all these nebulae within our galaxy, or were they outside it, as British astronomer Sir William Herschel (1738 - 1822) suggested over a century earlier?
Por, a gjendeshin brenda galaktikës sonë këto mjegullnaja apo jashtë saj, siç kishte thënë sër Uiljam Hershelli (1738 - 1822) para një shekulli?