Iran launched a rocket with a satellite carrier bearing three devices into space, authorities announced Thursday, without saying whether any of the objects had entered Earth’s orbit. It was not clear when the launch happened or what devices the carrier brought with it. Iran aired footage of the blastoff against the backdrop of negotiations in Vienna to restore Tehran’s tattered nuclear deal with world powers. An eighth round had been underway this week and is to resume… SF Gate Photo: Screengrab from Iranian Ministry of Defence video