Where does “estrella” come from?
estrella (Catalan) comes from Spanish Estrella, from Old Spanish estrella, from Latin stēlla, from Proto-Italic stērolā, from Proto-Indo-European h₂stḗr, from Proto-Indo-European h₂eHs- — to be/become dry; to burn, to glow; hearth.
estrella (Catalan): star
Ancestry of “estrella”, step by step