Her face turns, a slightly amused hint of an expression in her eyes. She does have the grace to keep it clear from her face. It had been unexpected, to say the least. Anakin had spoken of their child, but Padmé hadn't any clue that he had been here. "No, I doubt he did, but I doubt there was any simple way to explain it."

She does genuinely mean that. She didn't know of Luke's existence. She hadn't been pregnant.