BBC Science Focus Magazine The roar of engines from the Rockot launch vehicle split the air as it lifted off from the Plesetsk Cosmodrome in northern Russia on 30 June 2003. The rocket was 30m tall and had been chartered by the German company Eurockot Launch Services. But instead of carrying one large satellite into orbit, the Rockot was carrying eight smaller ones. Advertisement At the time, no one paid it much attention. After all, it wasn’t the launch of a flagship, billion-dollar mission. Yet in hindsight we can see that’s exactly what made the launch so important – perhaps even a watershed in the way we use and explore space.