<prompt> Translate the following text to SwahiliThey presented me with a theory of stellar evolution which I had to accept and which is more nearly valid than anything our own astronomy has ever been able to devise, if we except possible lost theories dating from Beforethewars.  <response>: Walinipa nadharia ya mageuzi ya nyota ambayo nililazimika kuikubali na ambayo ni karibu zaidi na kitu chochote ambacho elimu yetu ya nyota imeweza kuunda, isipokuwa nadharia zilizopotea ambazo zinaweza kuwa za kabla ya miaka ya 1800. 